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Truman doctrine
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Period: to
Marshall aid
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The fall of Czechoslovakia
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Period: to
Berlin closure and airlift
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NATO alliance
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detonation of first Soviet atomic bomb
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Establishment of the People’s Republic of China
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Period: to
Korean war
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detonation of first hydrogen bomb
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Launching Sputnik 1
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Cuba Missile Crisis
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Tonkin Gulf incident
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Summer of love
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Period: to
The Tet offensive
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My Lai massacre
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Treaty on the Non-Proliferation of Nuclear Weapons
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Pentagon Paper case
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Nixon visits China
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nstallation of Pershing and Cruise missiles in Europe and anti-war demonstrations
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Star wars (The project not the movie)
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Collapse of the Soviet Union