<Tr> <Td> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> </Td> </Tr> <Ul> <Li> </Li> <Li> </Li> <Li> </Li> </Ul> <P> For the United States of America, 1945 to 1964 was a time of high economic growth and general prosperity . It was also a time of confrontation as the capitalist United States and its allies politically opposed the Soviet Union and other communist countries; the Cold War had begun . African Americans united and organized, and a triumph of the Civil Rights Movement ended Jim Crow segregation in the South . Further laws were passed that made discrimination illegal and provided federal oversight to guarantee voting rights . </P> <P> Early in the period, an active foreign policy was pursued to help Western Europe and Asia recover from the devastation of World War II . The Marshall Plan helped Western Europe rebuild from wartime devastation . The main American goal was to contain the expansion of Communism, which was controlled by the Soviet Union until China broke away about 1960 . An arms race escalated through increasingly powerful nuclear weapons . The Soviets formed the Warsaw Pact of European satellites to oppose the American - led North Atlantic Treaty Organization (NATO) alliance . The U.S. fought a bloody, inconclusive war in Korea and was escalating the war in Vietnam as the period ended . The Communists took power in Cuba, and when the USSR sent in nuclear missiles to defend it, the Cuban Missile Crisis of 1962 was triggered with the U.S., the most dangerous point of the era . </P>

What were the major social changes taking place in north america after world war 2
find me the text answering this question