aug 9, 1945 - Delivers radio report to the American people following the Potsdam Conference. Truman explains the Allies’ objective to obtain war reparations from Germany, emphasizes the need to support European nations in their rebuilding efforts, and demands surrender by Japan. “. . .the first atomic bomb was dropped on Hiroshima, a military base. . . . We have used it in order to shorten the agony of war. . . ”