August 21– King Baldwin II falls seriously ill, after his return from Antioch. He is moved to the patriarch's residence near the Holy Sepulchre, where he bequeaths the kingdom to his daughter Melisende, her husband Fulk and their infant son, Baldwin. He takes monastic vows, and dies soon after. Baldwin is buried in the Church of the Holy Sepulchre, at Jerusalem.
September 14– Melisende succeeds her father Baldwin II to the throne, and reigns jointly with Fulk, as King and Queen of Jerusalem. Their coronation, in the Church of the Holy Sepulchre, is celebrated with festivities.
The Knights Templars appear in the North-East of Spain and are receiving privileges from King Alfonso I (the Battler). The Templars support him to regain land from the Almoravids. Alfonso grants them exemption of tax on a fifth of the wealth taken from the Muslims. The Templars found their first stronghold in Aragon.
October 13– The 15-year-old Philip, eldest son of King Louis VI (the Fat) of France, dies when his horse trips over a black pig that darts out of a dung heap unexpectedly at a market in Paris.
Fletcher, R. A. (1987). "Reconquest and Crusade in Spain c. 1050–1150". Transactions of the Royal Historical Society. 5. 37: 31–47. doi:10.2307/3679149. JSTOR3679149.