Events

War and politics

• October - King Alexander III of Scotland defeats the Viking armada of King Haakon IV of Norway in the Battle of Largs.
• King James I of Aragon conquers Crevillente, Spain from the Moors during the Reconquista.
• Mindaugas, the only Christian king of Lithuania, is assassinated by his cousin Treniota.
• The chieftains of the eastern part of Iceland become the last to pledge fealty to the Norwegian king, bringing a more complete end to the Icelandic Commonwealth and the Icelandic civil war.
• Genoa captures the city of Chania on Crete from the Venetians.
• Hulagu Khan is defeated in an attempted invasion north of the Caucasus.
• Based on Magdeburg Law Żnin (Poland) was given city rights

Culture

• Nahmanides, chief rabbi of Catalonia, defends the Talmud in an important disputation against Pablo Christiani before King James I of Aragon.
• The doctrines of theologian Joachim of Fiore are condemned as heresy by the Roman Catholic Church at a synod in Arles.
• Balliol College, Oxford is founded by John de Balliol.
• The Savoy Palace is constructed in London by Count Peter II of Savoy.

Births

• January 22 - Ibn Taymiya, Syrian philosopher and jurist (died 1328)
• Theobald II, Duke of Lorraine (died 1312)

Deaths

• March 19 - Hugh of St Cher, French cardinal
• September 12 - Mindaugas, King of Lithuania
• November 14 - Alexander Nevsky, Grand Prince of Novgorod and Vladimir
• December 15 - King Haakon IV of Norway (born 1204)
• Hamo de Crevequer, Lord Warden of the Cinque Ports
• Count Boniface of Savoy
• Hojo Tokiyori, regent of Japan (born 1227)

1263

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