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*Not exact day
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build up powerful nuclear weapons in a hostile and tense competition for world power. Countries ally with one side or the other in military alliances. Fears of Communism, spies, and nuclear war grow in the West. 1945 - 1989
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NATO is created as a military defence alliance because of fears created by the Cold War with Russia and its allies. NATO includes Canada, the U.S., Britain, and countries of northwestern Europe.
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1950 - 1953
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