USA HISTORY

Detailed explanation-1: -With the Truman Doctrine, President Harry S. Truman established that the United States would provide political, military and economic assistance to all democratic nations under threat from external or internal authoritarian forces.

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: -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-4: -The Cold War began when World War II ended, and in 1947, Harry S. Truman formally committed the United States to the containment of Soviet expansionism in Europe. In 1947, the North Atlantic Treaty Organization was established. It was ratified in 1949.

Detailed explanation-5: -George F. Kennan, a career Foreign Service Officer, formulated the policy of “containment, ” the basic United States strategy for fighting the cold war (1947–1989) with the Soviet Union.