1120

1120 in various calendars
Gregorian calendar	1120; MCXX
Ab urbe condita	1873
Armenian calendar	569; ԹՎ ՇԿԹ
Assyrian calendar	5870
Balinese saka calendar	1041–1042
Bengali calendar	527
Berber calendar	2070
English Regnal year	20 Hen. 1 – 21 Hen. 1
Buddhist calendar	1664
Burmese calendar	482
Byzantine calendar	6628–6629
Chinese calendar	己亥年 (Earth Pig); 3817 or 3610; — to —; 庚子年 (Metal Rat); 3818 or 3611
Coptic calendar	836–837
Discordian calendar	2286
Ethiopian calendar	1112–1113
Hebrew calendar	4880–4881
Hindu calendars
- Vikram Samvat	1176–1177
- Shaka Samvat	1041–1042
- Kali Yuga	4220–4221
Holocene calendar	11120
Igbo calendar	120–121
Iranian calendar	498–499
Islamic calendar	513–514
Japanese calendar	Gen'ei 3 / Hōan 1; (保安元年)
Javanese calendar	1025–1026
Julian calendar	1120; MCXX
Korean calendar	3453
Minguo calendar	792 before ROC; 民前792年
Nanakshahi calendar	−348
Seleucid era	1431/1432 AG
Thai solar calendar	1662–1663
Tibetan calendar	阴土猪年; (female Earth-Pig); 1246 or 865 or 93; — to —; 阳金鼠年; (male Iron-Rat); 1247 or 866 or 94

Millennium:	2nd millennium
Centuries:	11th century; 12th century ; 13th century;
Decades:	1100s; 1110s; 1120s ; 1130s; 1140s;
Years:	1117; 1118; 1119; 1120 ; 1121; 1122; 1123;

Year 1120 (MCXX) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar.

Events

Siege of Sozopolis: Byzantine forces under Emperor John II Komnenos conquer Sozopolis in Pisidia, from the Sultanate of Rum. The Seljuk garrison is defeated while they are trapped between the Byzantine cavalry and the army (who is besieging the fortress).^[1]

January 16 – Council of Nablus: King Baldwin II and Patriarch Warmund convenes an assembly at Nablus – establishing the earliest surviving written laws of the Crusader Kingdom of Jerusalem. The prelates and noblemen who attend the meeting confirm the clergy's right to collect the tithe and to bear arms "in the cause of defense".^[2]
Baldwin II grants the Knights Templar under Hugues de Payens and Godfrey de Saint-Omer a headquarters in a wing of the royal palace on the Temple Mount in the captured Al-Aqsa Mosque in the Old City of Jerusalem.
Summer – Baldwin II leads a expedition to Antioch to defend the northern Crusader states. He signs a 1-year truce with Ilghazi, Artuqid ruler of Mardin, securing the possession of Kafartab and other fortresses in Syria.^[3]

June 17 – Battle of Cutanda: The combined forces of Aragon and Navarre under King Alfonso the Battler crush the Almoravid army near Calamocha. Alfonso recaptures the fortified towns of Calatayud and Daroca.^[4]
The Almoravid fleet under Admirals Abu Abd Allah ibn Maymum of Almeria, and Isa ibn Maymum of Sevilla attacks the coastline of the Christian Kingdom of Galicia.^[5]^{[page needed]}
Freiburg is founded by Conrad I and his elder brother, Duke Berthold III of Zähringen, as a free market town.

King Henry I gives a portion of the Stoneleigh estate (located in Warwickshire) to Geoffrey de Clinton, his chamberlain and treasurer. He builds a motte and bailey castle and forms a lake to provide better defences.
November 25 – The White Ship is sunk in the English Channel, off Barfleur. Henry I's only legitimate son, William Adelin, is among 300 (many of them Anglo-Norman nobility) who drown.
The Pseudo-Ingulf's Croyland Chronicle records Cornwall, as a nation distinct from England.

Fang La, a Chinese rebel leader, leads an uprising against the Song Dynasty in Qixian Village (modern-day Zhejiang) in southeast China. He raises an army and captures Hangzhou.
August – September (the eighth month of the Chinese calendar) – Wanyan Xiyin, a Jurchen nobleman and minister, completes the design of the first version of the Jurchen script.
The flourishing south Chinese coastal city of Quanzhou claims a population of 500,000 citizens, including the hinterland.^[6]

Walcher of Malvern, an English astronomer and mathematician, creates a system of measurement for the Earth using degrees, minutes and seconds of latitude and longitude.

September 3 – Blessed Gerard, founder of the Knights Hospitaller
September 24 – Welf II ("the Fat"), duke of Bavaria (b. 1072)
November 25
- Matilda FitzRoy, countess and daughter of Henry I
- Ralph of Pont-Echanfray, Norman knight (b. 1070)
- Richard d'Avranches, 2nd Earl of Chester (b. 1094)
- William Adelin, duke and son of Henry I (b. 1103)
Adelaide, countess of Vermandois and Valois (or 1124)
Afridun I (the Martyr), ruler (shah) of Shirvan (b. 1046)
Eudo Dapifer (or FitzHerbert), Norman nobleman
Fujiwara no Atsutaka, Japanese nobleman and poet
Fujiwara no Sadazane, Japanese calligrapher (b. 1076)
Ingegerd, queen of Denmark and Sweden (b. 1046)
Raymond Pilet d'Alès, French nobleman (b. 1075)

^ Harry J. Magoulias (1984). O City of Byzantium, Annals of Niketas Choniates, p. 9. Detroit: Wayne State University Press. ISBN 978-0-8143-1764-8.
^ Malcolm Barber (2012). The Crusader States, p. 131. Yale University Press. ISBN 978-0-300-11312-9.
^ Steven Runciman (1952). A History of The Crusades. Vol II: The Kingdom of Jerusalem, p. 128. ISBN 978-0-241-29876-3.
^ Meynier, Gilbert (2010). L'Algérie cœur du Maghreb classique: De l'ouverture islamo-arabe au repli (658-1518). Paris: La Découverte. p. 86.
^ Picard, C. (1997). La mer et les musulmans d'Occident au Moyen Age. Paris: Presses Universitaires de France.
^ John S. Brown (2000). Colombia Chronologies of Asian History and Culture, p. 32. ISBN 0-231-11004-9.

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