The Hiroshima bomb
The atomic bomb that hit Hiroshima and Nagasaki was launched in Aug 6, 1945 and August 9, 1945 respectively. It was released by the US Military. it was an experiment done by a few scientists to test the potential of splitting an atom into 2 parts. The bomb was used as a one-time use to make Japan surrender and end the war once and for all. But the outcome had resulted in a total of an estimated 120,000+ deaths (including both the Hiroshima and Nagasaki explosion).