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proposed that the United States provide economic assistance to restore the economic infrastructure of postwar Europe.
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Was an international military alliance with the north Atlantic that decreased tension of future conflict
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Was a treaty that had decreased tensions among the soviet union for defense
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Was the first thing from earth to make it into space by the soviet union and increased tensions by making U.S jealous and started the race to the moon and created NASA.
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Was a failed military invasion of Cuba increased tensions against Cuba.