The Soviet Union detonated its first atomic bomb, known in the West as Joe-1, on Aug. 29, 1949, at Semipalatinsk Test Site, in Kazakhstan. The Soviets called their first atomic test "First Lightning." ...

The story of the atomic bomb. Told through the scientists and spies who changed history. The race to beat the Nazis and stolen secrets. Show more The story of the atomic bomb. Told through the ...

So it's an indication of the importance Stalin gave to the Soviet atomic bomb program that he appointed Beria to head it on August 7, 1945, the day after the U.S. dropped an atomic bomb on Hiroshima.

But within months he was handing over classified information on the progress of Britain’s atomic bomb research to Soviet ...

The Soviet Union occupied Korean territory north ... marked the last use of an atomic bomb in combat. Carrier-based U.S. Navy aircraft tear up a bridge over the Yalu River. The war ended where ...

The number of possible enemies who could smuggle an atomic bomb into the United States has grown from the single Soviet superpower in the 1950s to a sizable handful of states and organizations.

Atomic bomb survivor Hironaka Masaki ... which led to the United States and the Soviet Union concluding the Strategic Arms Reduction Treaty. They demonstrated that policymakers can overcome ...

The official US justification for the dropping of the two atomic bombs was to force the Japanese ... another purpose - to send a warning to the Soviet Union about the strength of the American ...