Policy of containment
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.
What were the cities and years of the Olympic Games which had terrorist disturbances? A. Mexico City, 1968; Nagano, 1998. B. Munich, 1972; Calgary, 1988. C.Munich, 1972; Atlanta, 1996.