When was World War 2 officially ended with Germany by treaty?

World War II officially ended in Europe with the signing of the unconditional surrender of Germany on May 7, 1945, which took effect on May 8, 1945, known as V-E Day (Victory in Europe Day). However, the formal treaty that officially ended the war with Germany was the Potsdam Agreement, signed on August 2, 1945. This agreement outlined the terms for the administration of Germany following its defeat.