World This is what it looked like after the US dropped an atomic bomb on Hiroshima 75 years ago August 5, 2020August 5, 2020Jay Cannon, USA TODAYComments Off on This is what it looked like after the US dropped an atomic bomb on Hiroshima 75 years ago On August 6, 1945, a U.S. bomber famously known as the Enola Gay dropped an atomic bomb on Hiroshima, marking a historic act of nuclear warfare.