Who was the American president at the Time ww2 ended?

The American president at the time World War II ended was Harry S. Truman. He took office on April 12, 1945, following the death of Franklin D. Roosevelt. The war in Europe officially concluded on May 8, 1945, with the surrender of Germany, and the war in the Pacific ended on September 2, 1945, with Japan's surrender. Truman played a crucial role in the final stages of the war and the post-war transition.