The first atomic bomb that the Soviets exploded ended the American monopoly on the atomic bomb. In 1949 the Chinese communists came to power in mainland China. |
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 | We support that communist government of North Korea invaded U.S. In 1950 we also supported South Korea and set off an indecisive Korean War, it lasted until 1953. |  |
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The Warsaw Pact was in Europe 1955-1991 it established a mutual defense organization composed originally of the Soviet Uion and Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland, and Romania. |
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 | Our treaty provided for a unified military command and for the maintenance of our military units on the territories of the other states. |  |
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 | On 1989 after democratic revolutions the Warsaw Pact became moribund and was formally declared "nonexistent" on July 1, 1991. |  |
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