Cold War
WordNet
noun
(1) A state of political hostility between countries using means short of armed warfare
(2) A state of political hostility that existed from 1945 until 1990 between countries led by the Soviet Union and countries led by the United States
WiktionaryText
Proper noun
- A period of history from 1945-1991 in which the threat of nuclear annihilation was high between the United States and Soviet Union.