Why did william the conquer invade england?

Answer 1

In 1065 William was the Duke of Normandy and, as such, had to pay homage to the King of France. England was a rich country which could provide more money than a dukedom and, as king, people would be queuing up to pay William homage. It was certainly worth the effort.

Answer 2

Because the throne had been promised to him but harold godwin stole the throne.when william heard about this he st up a battle in hastings and won.