Question

Which medieval European ruler led a powerful force of Frenchmen across the English Channel and eventually defeated the English?

William the Conqueror <-- My answer.
Pope Gregory VI
Otto I
Alfred the Great

Answer 1

The Norman conquest of England was the 11th century invasion and occupation of England by an army of Norman, Breton, and French soldiers led by Duke William II of Normandy, later styled as William the Conqueror. https://en.wikipedia.org/wiki/Norman_conquest_of_England

Answer 2

Thank you! :)

Answer 3

Welcome. :)