cold war
US /ˌkoʊld ˈwɔːr/
UK /ˌkoʊld ˈwɔːr/
1.
a state of political hostility between countries characterized by threats, propaganda, and other measures short of open warfare, in particular, the one that existed between the Soviet bloc and the US-led Western powers from 1947 to 1991.
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The Cold War era was marked by an arms race and proxy conflicts.
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Many historical events are linked to the tensions of the Cold War.