Who Was Responsible for the Start of the Cold War? Although differences between communism and capitalism - two opposing systems - existed before the start of World War II, relations between the United States and USSR deteriorated rapidly after the war. The US was so opposed to communism that a policy of containment was developed to prevent communism spreading. In addition, open hostility, lack of understanding, and deliberate provoking further separated the two countries. Though …showed first 75 words of 550 total…

…showed last 75 words of 550 total…were set up. The Warsaw Pact was a response to NATO, while the Berlin Blockade was a response to the West introducing a new German currency. It resulted in the formation of the Federal Democratic Republic and German Democratic Republic, a clear division between the East and West. Of the two countries, the United States was more responsible in worsening relations between East and West, and thus contributing to the beginning of the Cold War.