From the late-1940s to the late-1980s, the Cold War dominated US foreign policy and influenced American culture at home. How did the conflict with the Soviet Union affect American politics and the foreign policy decisions of US presidents in these decades? How did the Cold War influence American involvement in military conflicts like the wars in Korea and Vietnam? How did the Cold War affect American culture and society? Did the United States win the Cold War with the demise of the Soviet Union in the early 1990s? What are the legacies of this conflict today?