William I. was born in 1027. William from Normandy.
Normandy then was under French control. William wanted to make Normandy an independent country. But because France is so strong, William wanted to attack England instead of France.
In 1066 William tried to build a very powerful army. And in 1066 William launched a war against England. England was interested in internal rebellions in 1066. William, who appreciated it well, conquered the whole of England. And on this count, William became king of England.
William finished all the internal rebellions in England. And the people of England accepted William as king. William then attacked Normadia, who was in the hands of the French. And William Normandy conquered. The French left Normandy. And William made his dreams come true.
William died in 1087 and the people of Normania address William as William the Conqueror.