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  the wartime meeting of head goverments of u.s united kingdom and the soviet union.
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  competition for supremacy in nuclear warfare between us and the soviet union.
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  was to replace the leauge of nations after world war 2.
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  when the soviet union united kingdom and the u.s meet.
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  u.s support greece and turkey with military aid to prevent their falling inot the soviet sphere.
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  help aid europe after the end of world war 2
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  its the house un-american activties commitee.
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  Central intelligence agency
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  anit communist fear of communism in the usa.
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  communitst takeover in czechoslovakia.
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  carried suppiles to people in west berlin.
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  north atlantic thready organization.
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  war between republic of korea and the democratic peoples of korea.
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  military alliance of the communist nations in eastern europe.
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  spuntnik was the first unmanned satellite.
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  fight between north korea and south vietnam.
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  u-2 spy plane was shot down over the airspace of the soviet union.
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  was an unsuccessful attempt by the united states to overthrow the government of the cuban dictator fidel castro.
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  barrier cut off west berlin.
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  confrontation between the soviet union and cuba.