On This Day: September 8th

Battle of Kulikovo: Russian forces defeat a mixed army of Tatars and Mongols, stopping their advance.

The Battle of Adramyttion begins in which a Christian naval league defeats a Turkish fleet in several encounters.

Stefan Dušan declares himself king of Serbia.

Pope John XXI is elected Pope.

The Statute of Kalisz, guaranteeing Jews safety and personal liberties and giving battei din jurisdiction over Jewish matters, is promulgated by Bolesław the Pious, Duke of Greater Poland.

Pope Innocent IV canonises Stanislaus of Szczepanów, who was killed by King Bolesław II.

Philip of Swabia, Prince of Hohenstaufen, is crowned King of Germany (King of the Romans)

Election of Antipope Theodoric.

Battle of Huoyi: Li Yuan defeats a Sui dynasty army, opening the path to his capture of the imperial capital Chang'an and the eventual establishment of the Tang dynasty.

After the capture of Herod's Palace the previous day, a Roman army under Titus secures and plunders the city of Jerusalem.