After Edward, the Black Prince soundly defeated the French at Poitiers (during the Hundred Years' War), where they captured Jean II of France, the French were forced to accept the English terms, which were the annexation of much of Western France. However, it was later repudiated by the Paris Estates-General, which felt that too much territory was given up. This resulted in the English invasion of Calais, France on October 28 of that year.
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