After World War 2 much of Eastern Europe was controlled by?

After World War II, much of Eastern Europe was controlled by the Soviet Union, which established communist regimes in several countries, including Poland, Hungary, Czechoslovakia, Romania, and East Germany. This influence was part of the broader strategy of the USSR to expand its sphere of influence and create a buffer zone against the West. The imposition of communist governments led to significant political, social, and economic changes in the region, resulting in tensions that contributed to the Cold War.