<P> The first full - scale thermonuclear test was carried out by the United States in 1952 ; the concept has since been employed by most of the world 's nuclear powers in the design of their weapons . The modern design of all thermonuclear weapons in the United States is known as the Teller -- Ulam configuration for its two chief contributors , Edward Teller and Stanislaw Ulam , who developed it in 1951 for the United States , with certain concepts developed with the contribution of John von Neumann . Similar devices were developed by the Soviet Union , United Kingdom , France , and China . </P>
<P> The first full - scale thermonuclear test was carried out by the United States in 1952 ; the concept has since been employed by most of the world 's nuclear powers in the design of their weapons . The modern design of all thermonuclear weapons in the United States is known as the Teller -- Ulam configuration for its two chief contributors , Edward Teller and Stanislaw Ulam , who developed it in 1951 for the United States , with certain concepts developed with the contribution of John von Neumann . Similar devices were developed by the Soviet Union , United Kingdom , France , and China . </P>
when was the first weapon ready thermonuclear bomb tested
when was the first weapon ready thermonuclear bomb tested
1952
1952