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The USS Nautilus, the world's first nuclear-powered submarine, crossed beneath t
Featured Event 1958 Event

August 3

Nautilus Under the Pole: Nuclear Sub Conquers Arctic

The USS Nautilus, the world's first nuclear-powered submarine, crossed beneath the geographic North Pole on August 3, 1958, completing Operation Sunshine after entering the Arctic ice pack near Point Barrow, Alaska. Commander William Anderson navigated using inertial guidance because compasses are useless near the magnetic pole. The transit took 96 hours under the ice cap. The voyage proved that nuclear submarines could operate anywhere in the world's oceans regardless of ice coverage, fundamentally changing Cold War strategy: submarine-launched ballistic missiles could now reach Soviet targets from positions beneath the Arctic that were virtually undetectable. The Nautilus received a Presidential Unit Citation and Anderson met with Eisenhower at the White House.

August 3, 1958

68 years ago

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