Answer: King Philip of France died without an heir and his closest relative was King Edward III of England, so King Edward III was to become the new King of France but the French didn't want to be under English rule so they said that Edwards III's claims to the French throne were invalid, the result was a series of conflicts lasting 116 years between England and France and the conflict ending at the Battle of Castillon, 1453 after which England lost all of it's holdings in France, except Calais.
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