World War II / War in the Pacific 1941-45: dropping of the first atom bomb on the Japanese town of Hiroshima; 6. 8.1945 (the US B-29 long-range bomber "Enola Gay" drops at 8.15 local time an atomic bomb; it explodes at a height of 570m and costs the lives of 300 000 people). View of the bomb "Little Boy" prior to its loading into the bomber "Enola Gay" (above) with loading cargo hatch open (at the US Air Force base in Tinian; Mariana Islands).Photo; August 1945.