The president said: 'The force from which the sun draws its power has been loosed against those who brought war to the Far East. That day, President Harry Truman (1884-1972) announced that the United States had dropped the bomb. The planes fly 1,500 miles to Japan and the Enola Gay drops the bomb. local time, on August 6, 1945, a B-29 Superfortress called Enola Gay, a warplane designed by the Boeing Airplane Company and modified at the company's Wichita, Kansas, plant, lifts off with two escort B-29s from Tinian, a small island in the Marianas. On August 6, 1945, the United States drops an atomic bomb on Hiroshima, the first of two to be dropped on Japan this week.