The U.S. Policy of Containment
The spread of communism was a problem and a factor in the Cold War. This Policy was invented to stop the use of communism. Russia, or in other words, the Soviet Union used a strategy to influence communism in several different countries including Korea, China, Eastern Europe, etc.
Prompt:
This policy was mostly relevant to the ones of president Harry S. Truman. During the Korean War, the destruction of the communism in the North Korean government went under way by the United Nations along with Truman. This was called the "Rollback Strategy". United Nation forces crossed the 38th parallel and invaded North Korea. The Rollback Strategy was a failure, due to the Chinese pushing the United Nations back toward the 28th parallel.