The battle of Sandwich: England’s medieval Trafalgar

In 1217, with a French armada approaching the coast of Kent, English sailors secured what may be the most significant naval victory in their country's history. Sean McGlynn describes the battle of Sandwich

English sailors engage the French invasion fleet at the battle of Sandwich in 1217. "It was English experience in naval matters that won the day at Sandwich," says Sean McGlynn. (Print Collector/Getty Images)

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