Category:20th-century military history by country

• Cold War military history by country (23 C)
• World War II military history by country (61 C, 20 P)

C

• 20th-century military history of China (7 C)
• 20th-century military history of Croatia (3 C, 2 P)

F

• 20th-century military history of France (9 C, 25 P)

G

• 20th-century military history of Greece (8 C, 1 P)

J

• 20th-century military history of Japan (2 C, 9 P)

P

• 20th-century military history of Poland (5 C, 20 P)

R

• 20th-century military history of Russia (10 C, 7 P)

S

• Military history of the Soviet Union (14 C, 46 P)
• 20th-century military history of Spain (2 C, 4 P)

T

• 20th-century military history of Thailand (8 P)

U

• 20th-century military history of Ukraine (4 C, 4 P)
• 20th-century military history of the United Kingdom (25 C, 87 P)
• 20th-century military history of the United States (19 C, 152 P)