WORLD 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 was rooted in a fundamental assumption as true now as in 1947: A healthy democracy in the United States requires strong democratic partners in the world. Its purpose was to help the peoples of Greece and Turkey in their efforts to secure their freedom.

Detailed explanation-3: -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-4: -Answer and Explanation: The root cause of the U.S. containment policy was the growing appeal of communism throughout parts of Europe, Asia, and later, Latin America.