1954

1954 (MCMLIV) was a common year starting on Friday of the Gregorian calendar, the 1954th year of the Common Era (CE) and Anno Domini (AD) designations, the 954th year of the 2nd millennium, the 54th year of the 20th century, and the 5th year of the 1950s decade.
 * KGB begins operations.
 * Ursa Minor Dwarf – dwarf spheroidal galaxy discovered by Terran A.G. Wilson of the Lowell Observatory in 1954
 * January 1 – The Soviet Union ceases to demand war reparations from West Germany.
 * January 10 – BOAC Flight 781, a de Havilland Comet jet plane, disintegrates in mid-air due to metal fatigue and crashes in the Mediterranean near Elba. All 35 people on board are killed.
 * January 21 – The first nuclear-powered submarine, the USS Nautilus, is launched in Groton, Connecticut, by First Lady of the United States Mamie Eisenhower.
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 * President Roosevelt receives the first Freon threat confirmation and begins his secret quest to create Project Armadillo
 * U.S. officials announce that a hydrogen bomb test (Castle Bravo) has been conducted on Bikini Atoll in the Pacific Ocean'
 * U.S. Capitol shooting incident: Four Puerto Rican nationalists open fire in the United States House of Representatives chamber and wound five; they are apprehended by security guards.