USA HISTORY

Detailed explanation-1: -In 1947, President Harry S. Truman pledged that the United States would help any nation resist communism in order to prevent its spread. His policy of containment is known as the Truman Doctrine.

Detailed explanation-2: -The Truman Doctrine, also known as the policy of containment, was President Harry Truman’s foreign policy that the US would provide political, military, and economic aid to democratic countries under the threat of communist influences in order to prevent the expansion of communism.

Detailed explanation-3: -It called for U.S. policy initiatives toward communism in general, and the Soviet Union specifically, to “contain” communism in countries where it existed in 1946.