User:Adinar0012/List of sovereign states in the 1920s
Appearance
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania - Principality of Albania
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Armenia
- Democratic Republic of Armenia (to November 29)
- Armenian Socialist Soviet Republic (from November 29)
- File:Flag of Asir.svg Asir - Emirate of Asir
- Asir, Upper - Emirate of Upper Asir (to August)
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
- Azerbaijan
- Azerbaijan Democratic Republic (to April 28)
- Azerbaijan Socialist Soviet Republic (from April 28)
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia
- Czecho-Slovak Republic (to 1920)
- Czechoslovak Republic (from 1920)
D
[edit]- Danzig - Free City of Danzig (from January 10)
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]- Finland - Republic of Finland
- Fiume - Free State of Fiume (from November 12)
- France - French Republic
G
[edit]- Georgia - Democratic Republic of Georgia
- Germany - German Reich
- Greece - Kingdom of Greece
- Guatemala - Republic of Guatemala
H
[edit]- Ha'il - Emirate of Ha'il
- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary (from March 1)
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia (Disputed between two governments to January 13)
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]N
[edit]- Nejd - Emirate of Nejd
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
O
[edit]- Ottoman Empire - Sublime Ottoman State
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Persian Empire
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Alash - Alash Autonomy (to August 26)
- Bottleneck - Free State Bottleneck
- Bukharan - Bukharan People's Soviet Republic (from October 8)
- Byelorussia - Byelorussian Socialist Soviet Republic (from August 1)
- Carnaro - Italian Regency of Carnaro (from September 8 to December 30)
- Central Lithuania - Republic of Central Lithuania (from October 12)
- Don - Don Republic (to 1920)
- Far Eastern Republic (from April 6)
- Galicia - Galician Socialist Soviet Republic (from July 8 to September 21)
- Gilan - Persian Socialist Soviet Republic (from June)
- Ireland - Irish Republic
- Khiva (to April 30), Khorezm (from April 30)
- Khanate of Khiva (to April 30)
- Khorezm People's Soviet Republic (from April 30)
- Kuban - Kuban People's Republic
- Lemko-Rusyn - Lemko-Rusyn Republic (to March)
- Mongolia - Boghda Khaanate of Mongolia
- North Caucasian Emirate
- Northern Caucasus - Mountainous Republic of the Northern Caucasus (to June)
- North Ingria - Republic of North Ingria (to December 20)
- Siberia, Autonomous - Provisional Government of Autonomous Siberia (to February 7)
- Tavolara - Kingdom of Tavolara
- Tibet
- Ukraine, Soviet - Ukrainian Socialist Soviet Republic
League of Nations Mandates
[edit]- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom from April 10)
- Nauru (administered by Australia, New Zealand and the United Kingdom from December 17)
- New Guinea - Territory of New Guinea (administered by Australia from December 17)
- South Pacific Mandate (administered by Japan from 1920)
- Western Samoa (administered by New Zealand from December 17)
Sovereign States
[edit]A
[edit]- Abkhazia - Socialist Soviet Republic of Abkhazia (from March 31)
- Afghanistan - Emirate of Afghanistan
- Albania - Principality of Albania
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Armenia - Armenian Socialist Soviet Republic
- File:Flag of Asir.svg Asir - Emirate of Asir
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
- Azerbaijan - Azerbaijan Socialist Soviet Republic
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Central America - Federation of Central America (from October 1)
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- El Salvador - Republic of El Salvador (to October 1)
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]- Georgia - Democratic Republic of Georgia (to February 11)
- Germany - German Reich
- Greece - Kingdom of Greece
- Guatemala - Republic of Guatemala (to October 1)
H
[edit]- Ha'il - Emirate of Ha'il (to November 2)
- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras (to October 1)
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Government (from July 11)
N
[edit]- Nejd
- Emirate of Nejd (to August 22)
- Sultanate of Nejd (from August 22)
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
O
[edit]- Ottoman Empire - Sublime Ottoman State
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Persian Empire
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- File:Serbia flag large.png Baranya-Baja - Serb-Hungarian Baranya-Baja Republic (from August 14 to August 25)
- Bottleneck - Free State Bottleneck
- Bukharan - Bukharan People's Soviet Republic
- Byelorussia - Byelorussian Socialist Soviet Republic
- Central Lithuania - Republic of Central Lithuania
- Far Eastern Republic
- Georgia, Soviet - Socialist Soviet Republic of Georgia (from February 11)
- Gilan - Persian Socialist Soviet Republic (to September)
- Ireland - Irish Republic
- Khorezm - Khorezm People's Soviet Republic
- Labin - Labin Republic (from March 2 to April 8)
- File:Lajtabánság zászlaja.gif Lajtabánság - Banat of Leitha (from October 4 to November 5)
- Mirdita - Republic of Mirdita (from July 17 to November 20)
- Mongolia - Boghda Khaanate of Mongolia
- North Caucasian Emirate
- Rif - Confederal Republic of the Tribes of the Rif (from September 18)
- Tannu Tuva - People's Republic of Tannu Tuva (from August 14)
- Tavolara - Kingdom of Tavolara
- Tibet
- Ukraine, Soviet - Ukrainian Socialist Soviet Republic
League of Nations Mandates
[edit]- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- South Pacific Mandate (administered by Japan)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Abkhazia - Socialist Soviet Republic of Abkhazia (to March 12)
- Afghanistan - Emirate of Afghanistan
- Albania - Principality of Albania
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Armenia - Armenian Socialist Soviet Republic (to March 12)
- File:Flag of Asir.svg Asir - Emirate of Asir
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
- Azerbaijan - Azerbaijan Socialist Soviet Republic (to March 12)
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Central America - Federation of Central America (to February 7)
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt (from November 11)
- El Salvador - Republic of El Salvador (from February 4)
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]- Germany - German Reich
- Greece - Kingdom of Greece
- Guatemala - Republic of Guatemala (from January 14)
H
[edit]- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras (from February 7)
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Government
N
[edit]- Nejd - Sultanate of Nejd
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
O
[edit]- Ottoman Empire - Sublime Ottoman State
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Persian Empire
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics (from December 30)
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Transcaucasia - Transcaucasian Socialist Federative Soviet Republic (from March 12 to December 30)
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Bottleneck - Free State Bottleneck
- Bukharan - Bukharan People's Soviet Republic
- Byelorussia - Byelorussian Socialist Soviet Republic (to December 30)
- Central Lithuania - Republic of Central Lithuania (to March 24)
- Far Eastern Republic (to November 15)
- Georgia, Soviet - Socialist Soviet Republic of Georgia (to March 12)
- Ireland - Irish Republic (to December 6)
- Khorezm - Khorezm People's Soviet Republic
- Kurdistan - Kingdom of Kurdistan (from September)
- North Caucasian Emirate
- Rif - Confederal Republic of the Tribes of the Rif
- Tannu Tuva - People's Republic of Tannu Tuva
- Tavolara - Kingdom of Tavolara
- Tibet
- Ukraine, Soviet - Ukrainian Socialist Soviet Republic (to December 30)
League of Nations Mandates
[edit]- British Togoland (administered by the United Kingdom from July 20)
- Cameroons - British Cameroons (administered by the United Kingdom from July 20)
- Cameroun (administered by France from July 20)
- French Togoland (administered by France from July 20)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Ruanda-Urundi (administered by Belgium from November 1)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa from October 1)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom from July 20)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania - Principality of Albania
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- File:Flag of Asir.svg Asir - Emirate of Asir
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Government
N
[edit]- Nejd - Sultanate of Nejd
- Nepal - Kingdom of Nepal (from December 21)
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
O
[edit]- Ottoman Empire - Sublime Ottoman State (to July 24)
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Persian Empire
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- File:Original Soviet flag.svg Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey
- Turkey (from July 24 to October 29)
- Republic of Turkey (from October 29)
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- File:Flag of Yemen 1923.svg Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Bottleneck - Free State Bottleneck (to February 23)
- Bukharan - Bukharan People's Soviet Republic
- Khorezm
- Khorezm People's Soviet Republic (to October 20)
- Khorezm Socialist Soviet Republic (from October 20)
- North Caucasian Emirate (to 1923)
- Rhenish Republic (from October 21)
- Rif - Confederal Republic of the Tribes of the Rif
- Tannu Tuva - People's Republic of Tannu Tuva
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite Territory (administered by France from September 29)
- Aleppo - State of Aleppo (administered by France from September 29)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- Damascus - State of Damascus (administered by France from September 29)
- French Togoland (administered by France)
- Lebanon - State of Greater Lebanon (administered by France from September 29)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom from September 29)
- Ruanda-Urundi (administered by Belgium)
- Souaida - State of Souaida (administered by France from September 29)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - Syrian Federation (administered by France from September 29)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom from September 29)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania - Principality of Albania
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- File:Flag of Asir.svg Asir - Emirate of Asir
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]- Germany - German Reich
- Greece
- Kingdom of Greece (to March 25)
- Hellenic Republic (from March 25)
- Guatemala - Republic of Guatemala
H
[edit]- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia
- Mongolian People's Government (to November 24)
- Mongolian People's Republic (from November 24)
N
[edit]- Nejd - Sultanate of Nejd
- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Persian Empire
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- File:Flag of Yemen 1923.svg Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Bukharan
- Bukharan People's Soviet Republic (to 1924)
- Bukharan Socialist Soviet Republic (from 1924)
- Khorezm - Khorezm Socialist Soviet Republic
- Kurdistan - Kingdom of Kurdistan (to July)
- Rhenish Republic (to November 26)
- Rif - Confederal Republic of the Tribes of the Rif
- Tannu Tuva - People's Republic of Tannu Tuva
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite Territory (administered by France)
- Aleppo - State of Aleppo (administered by France)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- Damascus - State of Damascus (administered by France)
- French Togoland (administered by France)
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- Souaida - State of Souaida (administered by France)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria (administered by France)
- Syrian Federation (to July)
- State of Syria (from July)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania
- Principality of Albania (to February 1)
- Albanian Republic (from February 1)
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- File:Flag of Asir.svg Asir - Emirate of Asir
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Republic
N
[edit]- Nejd - Sultanate of Nejd
- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia
- Persian Empire (to October 31)
- Imperial State of Persia (from October 31)
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- File:Flag of Yemen 1923.svg Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Bukharan - Bukharan Socialist Soviet Republic (to February 17)
- Khorezm - Khorezm Socialist Soviet Republic (to February 17)
- Kurdistan - Kingdom of Kurdistan (from February to April 14)
- Rif - Confederal Republic of the Tribes of the Rif
- Tannu Tuva - People's Republic of Tannu Tuva
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite (administered by France)
- Alawite Territory (to 1925)
- Alawite State (from 1925)
- Aleppo - State of Aleppo (administered by France to 1925)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- Damascus - State of Damascus (administered by France to 1925)
- French Togoland (administered by France)
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- Souaida - State of Souaida (administered by France)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - State of Syria (administered by France)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania - Albanian Republic
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- File:Flag of Asir.svg Asir - Emirate of Asir (to October 21)
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz - Kingdom of Hejaz (to January 8)
- Hejaz and Nejd (Personal Union, from January 8)
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Republic
N
[edit]- Nejd - Sultanate of Nejd (to January 8)
- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Imperial State of Persia
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom - United Kingdom of Great Britain and Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- File:Flag of Yemen 1923.svg Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Rif - Confederal Republic of the Tribes of the Rif (to May 27)
- Tannu Tuva
- People's Republic of Tannu Tuva (to November 24)
- Tuvan People's Republic (from November 24)
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite State (administered by France)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- French Togoland (administered by France)
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- Souaida - State of Souaida (administered by France)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - State of Syria (administered by France)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania - Albanian Republic
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz and Nejd (Personal Union)
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Republic
N
[edit]- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Imperial State of Persia
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom
- United Kingdom of Great Britain and Ireland (to April 12)
- United Kingdom of Great Britain and Northern Ireland (from April 12)
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- File:Flag of Yemen 1923.svg Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Ararat - Republic of Ararat (from October)
- Tannu Tuva - Tuvan People's Republic
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite State (administered by France)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- French Togoland (administered by France)
- For Jabal ad-Druze, see Souaida
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- Souaida (to 1927), Jabal ad-Druze (from 1927) (administered by France)
- State of Souaida (to 1927)
- Jebel Druze State (from 1927)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - State of Syria (administered by France)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan - Emirate of Afghanistan
- Albania
- Albanian Republic (to September 1)
- Albanian Kingdom (from September 1)
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz and Nejd (Personal Union)
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Republic
N
[edit]- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Imperial State of Persia
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes - Kingdom of Serbs, Croats, and Slovenes
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom - United Kingdom of Great Britain and Northern Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Venezuela - United States of Venezuela
Y
[edit]- Yemen - Mutawakkilite Kingdom of Yemen
Other states
[edit]- Ararat - Republic of Ararat
- Tannu Tuva - Tuvan People's Republic
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite State (administered by France)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- French Togoland (administered by France)
- Jabal ad-Druze - Jebel Druze State (administered by France)
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - State of Syria (administered by France)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)
Sovereign States
[edit]A
[edit]- Afghanistan
- Emirate of Afghanistan (to 1929)
- Kingdom of Afghanistan (from 1929)
- Albania - Albanian Kingdom
- Andorra - Principality of Andorra
- Argentina - Argentine Republic
- Australia - Commonwealth of Australia
- Austria - Federal State of Austria
B
[edit]- Belgium - Kingdom of Belgium
- Bolivia - Republic of Bolivia
- Brazil - Republic of the United States of Brazil
- Bulgaria - Kingdom of Bulgaria
C
[edit]- Canada - Dominion of Canada
- Chile - Republic of Chile
- China - Republic of China
- Colombia - Republic of Colombia
- Costa Rica - Republic of Costa Rica
- Cuba - Republic of Cuba
- Czechoslovakia - Czechoslovak Republic
D
[edit]- Danzig - Free City of Danzig
- Denmark - Kingdom of Denmark
- Dominican Republic
E
[edit]- Ecuador - Republic of Ecuador
- Egypt - Kingdom of Egypt
- El Salvador - Republic of El Salvador
- Estonia - Republic of Estonia
- Ethiopia - Ethiopian Empire
F
[edit]G
[edit]H
[edit]- Haiti - Republic of Haiti
- Hejaz and Nejd (Personal Union)
- Honduras - Republic of Honduras
- Hungary - Kingdom of Hungary
I
[edit]J
[edit]- Japan - Empire of Japan
L
[edit]- Latvia - Republic of Latvia
- Liberia - Republic of Liberia
- Liechtenstein - Principality of Liechtenstein
- Lithuania - Republic of Lithuania
- Luxembourg - Grand Duchy of Luxembourg
M
[edit]- Mexico - United Mexican States
- Monaco - Principality of Monaco
- Mongolia - Mongolian People's Republic
N
[edit]- Nepal - Kingdom of Nepal
- Netherlands - Kingdom of the Netherlands
- Newfoundland - Dominion of Newfoundland
- New Zealand - Dominion of New Zealand
- Nicaragua - Republic of Nicaragua
- Norway - Kingdom of Norway
P
[edit]- Panama - Republic of Panama
- Paraguay - Republic of Paraguay
- Persia - Imperial State of Persia
- Peru - Peruvian Republic
- Poland - Republic of Poland
- Portugal - Portuguese Republic
R
[edit]- Romania - Kingdom of Romania
S
[edit]- San Marino - Most Serene Republic of San Marino
- Serbs, Croats and Slovenes (to January 6), Yugoslavia (from January 6)
- Kingdom of Serbs, Croats, and Slovenes (to January 6)
- Kingdom of Yugoslavia (from January 6)
- Siam - Kingdom of Siam
- South Africa - Union of South Africa
- Soviet Union - Union of Soviet Socialist Republics
- Spain - Kingdom of Spain
- Sweden - Kingdom of Sweden
- Switzerland - Swiss Confederation
T
[edit]- Turkey - Republic of Turkey
U
[edit]- United Kingdom - United Kingdom of Great Britain and Northern Ireland
- United States - United States of America
- Uruguay - Eastern Republic of Uruguay
V
[edit]- Vatican City - State of the Vatican City (from February 11)
- Venezuela - United States of Venezuela
Y
[edit]- Yemen - Mutawakkilite Kingdom of Yemen
- For Yugoslavia, see Serbs, Croats, and Slovenes.
Other states
[edit]- Ararat - Republic of Ararat
- Tannu Tuva - Tuvan People's Republic
- Tavolara - Kingdom of Tavolara
- Tibet
League of Nations Mandates
[edit]- Alawite - Alawite State (administered by France)
- British Togoland (administered by the United Kingdom)
- Cameroons - British Cameroons (administered by the United Kingdom)
- Cameroun (administered by France)
- French Togoland (administered by France)
- Jabal ad-Druze - Jebel Druze State (administered by France)
- Lebanon - State of Greater Lebanon (administered by France)
- Mesopotamia - British Mandate of Mesopotamia (administered by the United Kingdom)
- Nauru (administered by Australia, New Zealand and the United Kingdom)
- New Guinea - Territory of New Guinea (administered by Australia)
- Palestine - British Mandate of Palestine (administered by the United Kingdom)
- Ruanda-Urundi (administered by Belgium)
- South Pacific Mandate (administered by Japan)
- South-West Africa (administered by South Africa)
- Syria - State of Syria (administered by France)
- Tanganyika - Tanganyika Territory (administered by the United Kingdom)
- Transjordan - Emirate of Transjordan (administered by the United Kingdom)
- Western Samoa (administered by New Zealand)