How Much Do You Know About The 1940s?

The scary truth became a reality with the unveiling of this Cold War weapon by the Soviets.

Retry Correct Incorrect In 1949 the Soviet Union successfully tested its first atomic bomb. When the United States learned of the atomic bomb, a wartime stalemate was created which we now refer to as the Cold War.

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ALEXANDER NEMENOV/AFP/Getty Images

ALEXANDER NEMENOV/AFP/Getty Images

The scary truth became a reality with the unveiling of this Cold War weapon by the Soviets.

• Long range missiles, 1949
• Atomic weapons, 1949
• Nuclear submarines, 1949
• Flying aircraft carriers, 1949