Answer:
I think no 3 is the answer
Answer:
Explanation:
The United States was concerned about Stalin's plans for his country in the postwar world.
This is an opinion but I beleive it became stronger because people became more aware of terrorism.
Well, this revolution had changed the balance of power during World War I because the war itself had created a way of a revolution within Russia. It was primarily caused by Czar Nicholas the Second when he had used his political powers to forcefully take over Russia.
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