On August 6th 1945 the B29 Superfortress bomber Enola Gay piloted by Paul Tibbets dropped an atomic bomb over Hiroshima Japan bringing the Second World War to an end But the story began three years earlier on August 17th 1942 in French skies over Rouen when the same pilot led the first daylightbombing mission against occupied Europe Soon more highaltitude air raids would be given the green light