Truman announces development of H-bomb | January 31, 1950 - HISTORY
https://www.history.com/this-day-in-history/truman-announces-development-of-h-bomb
WebFeb 9, 2010 · On January 31, 1950, U.S. President Harry S. Truman publicly announces his decision to support the development of the hydrogen bomb, a weapon theorized to be hundreds of times more powerful than...
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