Events January 21 — Philip II of France and Henry II of England begin to assemble troops to wage the Third Crusade. February 18 — Emperor Xiaozong abdicated to Emperor Guangzong. August 29 — Ban Kulin writes The Charter of Kulin, which becomes a symbolic "birth certificate" of Bosnian statehood. September 3 — Richard Lionheart is crowned as king of England. This year is fixed as the end of time immemorial in English law in 1276. The Siege of Acre begins. The… (More on 1189)