Cold War

The Cold War was a period of competition, tension, and conflict between the capitalist superpower United States and her allies and the communist superpower Soviet Union and her allies from the mid 1940's to the late 1990's. The superpowers' rivalry was played out in several different forms: espionage, ideology, psychology, military, industrial, and technological developments such as the space race and the nuclear arms race, and a lot of proxy wars.