Monday, September 12, 2011
Sept 12,490 BC The conventionally accepted date for the Battle of Marathon where the Athenians and their Plataean allies, defeated the first Persian invasion force of Greece. 1185 Byzantine emperor Andronicus I was tortured and executed by the Greek nobility, led by Isaac Angelus, during a war between the Byzantines and Norman invaders of the empire. 1213 Albigensian Crusade (directed against Christian heretics in southern France) Simon de Montfort, 5th Earl of Leicester, defeated Peter II of Aragon at the Battle of Muret. 1362 Pope Innocent VI died. With a background in civil law, Innocent took an interest in reform and in the possibility of ending the Avignon Papacy.