The outcome of the Battle of Hastings, which took place in 1066, was a decisive victory for William the Conqueror, the Duke of Normandy. This battle marked the beginning of the Norman Conquest of England, leading to William's ascension to the English throne. The defeat of King Harold II resulted in significant political and social changes, including the introduction of Norman culture and the feudal system. The victory at Hastings fundamentally altered the course of English history and established a new ruling dynasty.