The 9 August , 1945 nuclear attack on Nagasaki , Japan killed more than 50,000 people .
< /ref > An identical design was used in the `` Fat Man '' atomic bomb dropped on Nagasaki , Japan , on August 9 , 1945 , killing approximately 35,000 people , including 23,200-28,200 Japanese civilian munitions workers and 150 Japanese soldiers , and destroying 68 % -80 % of industrial production .
Plutonium