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Why Did the U.S. Sink Captured Japanese Subs After WWII?

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Why Did the U.S. Sink Captured Japanese Subs After WWII?

Short | 01:37

WWII had come to a close, and the U.S. was the first to seize a new class of giant Japanese submarines. The next step was to analyze them quickly and then sink them, before the Russians could learn their secrets.

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It began with a barrel-shaped submersible that patrolled New York Harbor during the American Revolutionary War. Since then, the submarine has evolved into a vital weapon of war. Dive in as we track its history, from the 1775 Turtle to the 1879 Resurgam to the mighty German U-boats and nuclear subs of today. Rare archival footage, visits to surviving decommissioned subs, and interviews with crewmembers help explain how these machines became such a powerful symbol of naval supremacy.

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