1187

Events 
 May 1 – Battle of Cresson – Saladin defeats the crusaders
 July 4 – Saladin defeats Guy of Lusignan, King of Jerusalem, at the Battle of Hattin.
 September 20 – October 2 – Siege of Jerusalem – Saladin captures Jerusalem.
 October 29 – Pope Gregory VIII issues the bull Audita tremendi, proposing the Third Crusade.
 Alexis Branas attempts to seize Constantinople in defiance of his master Isaac II Angelus.
 Cathedral of St. Jacob consecrated in Szczecin, Pomerania
 Destruction of Sigtuna – archbishop is killed
 Knut Eriksson builds a castle in the island of Stockholm
 Compass in Europe
 The Toltecs are deposed at Chichen Itza
 Zen Buddhism comes to Japan
 King of Ankor Vat, Jayavarman VII defeats Cham conquerors
 Ghorin Muhammed conquers Punjab
 Genoa takes Bonifacio (in Corsica) from Pisa

 Births 
 September 5 — King Louis VIII of France (d. 1226)
 Arthur I, Duke of Brittany (d. 1203)
 Vladimir III Rurikovich, Grand Prince of Kiev (d. 1239)

 Deaths 
 July 4 — Raynald of Chatillon, Prince of Antioch (executed, b. c. 1125)
 October 19 — Pope Urban III
 November 9 — Emperor Gaozong of China (b. 1107)
 December 17 — Pope Gregory VIII (b. c. 1100)
 Gerard of Cremona, Italian translator of scientific works (b. c. 1114)
 Roger de Moulins, Grand Master of the Knights Hospitaller
 Count Raymond III of Tripoli (b. 1140)

Category:1187