There have been four kings named William in British history.
William duke of Normandy
It started when he became king in 1066. The feudal system was with the king at the top then the barons then came the knights then the peasant's.
William replaced his father the Duke of Normandy and became Duke himself before invading England and replacing King Harold II as King.
William became king after the battle of hastings William became king after the battle of hastings
William killed Harold and then became king
He became King on the 25th of December 1066.
he died
to be honest i think he then became king William the conqueror
William I, known as William the Conqueror.
William of Normandy (aka William the Conqueror)
william the first became king in 1066
King William became king on christmas day in 1066. he died on Sept 9 1087