What was the Truman Doctrine?
A. An alliance of nations that promised to defend one another in the
event of an attack
B. An American policy to try to stop the spread of Communism
anywhere in the world
C. An American program of economic aid to free and democratic
nations after World War II
D. A program to deliver aid to West Berlin in response to a Soviet
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.
It was a policy established in 1947 by President Harry S. Truman which provided economic and military aid to countries (mostly Greece and Turkey) that were trying to resist communism.