WW2 Up to bombs By rocky-rocky May 10, 1945 Choice of Targets Jul 16, 1945 First Atomic Bomb Test Jul 26, 1945 Potsdam Ultimatum Aug 6, 1945 Hiroshima Bombing Aug 7, 1945 Truman Warns Japanese of more Bombings Aug 9, 1945 NAGASAKI BOMBING * Aug 15, 1945 Surrender of Japan