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Nuclear Non-Proliferation Treaty is ratified and entered into force.
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Four Power Agreement Berlin
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Strategic Arms Limitation Treaty signed between the US and USSR.
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The United States had withdrawn from the Vietnam war.
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Nixon Resigns
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Cambodia Killing Fields
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Mao Zedong dies; Cultural Revolution ends.
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Carter becomes president.
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The Camp David Accords- Arab-Israeli peace
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Soviet Union invaded Afghanistan