31 January 1950 Posted on January 30, 2023 by Staff President Truman orders the development of thermonuclear weapons. Famous Words of Inspiration..."Over grown military establishments are under any form of government inauspicious to liberty, and are to be regarded as particularly hostile to republican liberty." George Washington — Click here for more from George Washington Related posts: 27 June 1950 14 January 1950 14 January 1950 5 January 1949 14 January 1950 5 January 1949 1 November 1952 31 January 1876 2 January 1978 5 October 1947