Answer :
That would be B. the Soviet Union during World War II. Following Hitler's breach of Germany's Non-Aggression Pact with the Soviet Union, Joseph Stalin (the USSR's communist dictator) entered WWII on the side of the Allied Forces against Germany.
Which country had a communist dictator, and fought on the side of the Allies?
B. Soviet Union. Hope I helped. Good luck(:
B. Soviet Union. Hope I helped. Good luck(: