Events Anti-Jewish riots break out in England. March 16 — A and mass-suicide of the Jews of York, England, led by Richard Malebys, result in the deaths of 150–500 Jews in Clifford's Tower. June 10 — Third Crusade: Frederick I Barbarossa drowns in the Saleph River while leading an army to Jerusalem. October 4 — Richard I of England threatens war against Tancred of Sicily, and captures Messina. The Teutonic Knights are founded to defend the Holy Land. Battle of Stara… (More on 1190)