jan 18, 1953 - Soviet Union successfully tests atomic bomb
Description:
In September 1949, the Soviets announced that they had successfully tested an atomic bomb. American's postwar confidence was immediately rocked, and many were filled with fear. Truman would quickly allow American scientists to start working on the hydrogen bomb. This bomb would be stronger than the atomic bombs that were dropped on Japan.
Added to timeline:
APUSH: Chapter 25 Origins of the Cold War (1945-1960)
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