1187

1187 (MCLXXXVII) was a common year beginning on a Thursday of the Julian calendar.

Events

• 4 July: Saladin defeats the armies crossed in the Battle of the Horns of Hattin. Collapse of the Kingdom of Jerusalem.
• 2 October: Saladin takes Jerusalem.
• Canuto I of Sweden builds a castle on the island of Stockholm.
• The order of the Teutonic Knights is created under the model of the Templar Knights.
• Gregory VIII happens to Urban III as a pope.
• Clemente III happens to Gregory VIII as a Pope.
• Marriage of King Fernando II de León with Urraca López de Haro, daughter of Lope Díaz I de Haro, lord of Vizcaya.
• Translation Almagesto from Ptolomeo, capital work of astronomy, from Arabic to Latin.
• Toltecs are deposed in Chichen Itzá.
• The Almohad caliph Yaqub al-Mansur, reconquest of the cities of Gabes and Ifriqiya to the so-called Almoravide, Banu Ganiya.
• The culture of Tihuanaco ends.

Births

• March 29: Arthur I of Brittany, Duke Breton.
• 5 September: Louis VIII, French king.
• Pedro I de Urgel, Spanish count.

Deaths

• October 20: Urban III, Italian potato between 1185 and 1187.
• December 17: Gregorio VIII, Italian pope in 1187.
• Fernando de León (1178-1187), son of King Fernando II de León and of his second wife, Queen Teresa Fernandez de Traba.
• Balduino of Ibellin, aristocrat of the Kingdom of Jerusalem.
• Gerardo de Cremona, Italian translator and writer, settled in Spain.
• Reinaldo de Châtillon, French knight, murdered by Saladin.