The purpose of the Yalta Conference (February 1945) was to discuss what Europe would look like after World War II. The conference involved the three largest allied powers during this time, including the US, Soviet Union, and Great Britain. This meeting revolved around getting Germany to surrender unconditionally as well as a plan for reorganizing territories and who would control them after the war.
The Potsdam Conference (July-August 1945) focused on punishing war criminals, land boundaries, reparations payments, and getting Japan to unconditionally surrender. Japans surrender would essentially end World War II.
C. It legitimized the power of the national government over states
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