USA HISTORY

Detailed explanation-1: -The Warsaw Pact was a collective defence treaty established by the Soviet Union and seven other Soviet satellite states in Central and Eastern Europe: Albania, Bulgaria, Czechoslovakia, East Germany, Hungary, Poland and Romania (Albania withdrew in 1968).

Detailed explanation-2: -The Eastern Bloc, also known as the Communist Bloc, the Socialist Bloc, and the Soviet Bloc, was the group of socialist states of Central and Eastern Europe, East Asia, Southeast Asia, Africa, and Latin America under the influence of the Soviet Union that existed during the Cold War (1947–1991).

Detailed explanation-3: -From the perspective of the Soviet Union the satellite states gave them a buffer zone between themselves and a hostile west. They gained a large territory with which they could trade. It enhanced their power and, in theory, strengthened communism.

Detailed explanation-4: -The Soviets wanted to establish satellite nations, countries subject to Soviet domination, to serve as a buffer zone against attacks from the West again.

Detailed explanation-5: -By 1950, the Eastern Bloc consisted of many Eastern European countries which were under the influence of the USSR. These included Poland, Hungary, Czechoslovakia and Ukraine.