What key disagreement caused a collapse in the alliance between the United States and the Soviet Union?

a) The soviet union wanted technology and the military to expand while the United States wanted to cocus on recovery
b) The Soviet Union supported communism while the United States suported democracy and a free market
c) The Soviet Union supported Italy, Germany and Britain, while the United States allied with China and France
d) The Soviet Union wanted isolationism in foreign policy, while the United States shifted to active engagement

1 answer

The key disagreement that caused a collapse in the alliance between the United States and the Soviet Union was primarily:

b) The Soviet Union supported communism while the United States supported democracy and a free market.

This ideological clash between capitalism and communism was fundamental and played a central role in the tensions that characterized the Cold War period following World War II.