Video: 'USS Nautilus & Submarine History: "Take 'Er Down" 1954 US Navy 14min' (Jan. 21, 1954, at 11:33)

(Thursday, January 21, 1954; during the Cold War) — The world’s first operational nuclear-powered submarine, the USS Nautilus, was launched today at Groton, Connecticut, as First Lady Mamie Eisenhower christened the vessel with the traditional bottle of champagne broken against the bow.