The issues that came up in the end of the Cold War caused the United States to remain in conflict was their superiority over others and other political, economic, and propaganda fronts.
The end of the war was said to be the time where the US played a key role in the disintegration of the USSR.
Here they were able to show showed that containment was the needed step to take in their strategy. This also made the superiority of their system above others.
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