The battle fought in 1066 that led to Norman control of England was the Battle of Hastings. This pivotal confrontation occurred on October 14, when William the Conqueror, the Duke of Normandy, defeated King Harold II of England. The battle resulted from a power struggle over the English throne following the death of Edward the Confessor. William's victory was crucial in establishing Norman dominance over England, leading to significant cultural, administrative, and linguistic changes. The aftermath of the battle paved the way for a new societal structure and the reign of Norman kings, altering the course of English history.