Which of the Following Explains Stalin's Justification for Bringing the "Iron

Multiple Choice

Which of the following explains Stalin's justification for bringing the "Iron Curtain" down on Eastern Europe?

A) The instability after World War I showed self-rule was not viable.
B) Historically, the land had been part of the Russian empire.
C) The territory compensated for damage done by the Germans in the war.
D) The occupied Eastern European nations had strong Communist movements.
E) The Soviet Union needed a buffer zone in the face of German aggression.