What was the first American device that the first Soviet nuclear weapon was based on?
Little Boy
Fat Man
The Gadget
Ivy King
Answer
The Gadget was the first American atomic bomb. It was developed during the Manhattan Project and was detonated in the Trinity test in July 1945. The Soviet Union's first nuclear weapon, which was detonated in August 1949, was based on the design of the Gadget.
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