331 BC, Alexander the Great defeated Persian emperor Darius III in the Battle of Arbela in Mesopotamia in one of the fifteen decisive battles of history.
959 Edgar, King of the Mercians and Northumbrians, became King of the West Saxons and was then considered to be King of all England.
Henry III was born. King of England 1216-1264, his 56-year reign was one of the longest in history. The building of the Westminster Abbey was his most enduring moment.