what happened at the yalta conference
A+E Networks. The February 1945 Yalta Conference was the second wartime meeting of British Prime Minister Winston Churchill, Soviet Premier Joseph Stalin and U.S. President Franklin D. Roosevelt.During the conference, the three leaders agreed to demand Germanyâs unconditional surrender and began plans for a post-war world.+E Networks. The February 1945 Yalta Conference was the second wartime meeting of British Prime Minister Winston Churchill, Soviet Premier Joseph Stalin and U.S. President Franklin D. Roosevelt.