Use the list below to answer the question.

The United States after World War II

• Founding member of the United Nations
• Founding member of the North Atlantic Treaty Organization
• Opposed communism through the Truman Doctrine
• ___________________?_______________________

Which other event helped establish the United States as a world leader?

A. Provided aid for countries through the Marshall Plan

B. Endorsed the civil rights goals of the Freedom Riders

C. Encouraged allies to sign the Nuclear Non-Proliferation Treaty

D. Accepted the demands of the American Federation of Labor