Negotiations at these conferences were difficult.The leaders of the United States, the USSR, and Great Britain said they wanted to cooperate, so why were negotiations at the Yalta and Potsdam conferences so difficult?

The United States, the USSR, and Great Britain had different ideas about how postwar Europe should be governed and secured. Each wanted influence over countries in its own sphere, especially in Eastern Europe, which made agreements difficult even though the leaders said they wanted to cooperate. The answer is “Each country wanted its own sphere of influence.”

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