On August 6, 1945, during World War II (1939-45), a bomber dropped the world’s first atomic bomb over the Japanese city of Hiroshima. The explosion wiped out 90 percent of the city and immediately killed 80,000 people; tens of thousands more would later die of radiation exposure. 3 days later, a second B-29 dropped another A-bomb on Nagasaki, killing an estimated 40,000 people.
During the final stages of World War II in 1945, the Allies of World War II conducuted two atomic bombings against the cities of Hiroshima (August 6, 1945) and Nagasaki (August 9, 1945) in Japan. These two events are the only use of nuclear weapons in war to date.
Washington, Aug. 6 -- The White House and War Department announced today that an atomic bomb, possessing more power than 20,000 tons of TNT, a destructive force equal to the load of 2,000 B-29's and more than 2,000 times the blast power of what previously was the world's most devastating bomb, had been dropped on Japan. http://foundersacademy.net
A resident of Nagasaki, Yamaguchi was in Hiroshima on business for his employer Mitsubishi Heavy Industries when the city was bombed at 8:15 am, on August 6, 1945. The following day, he returned to Nagasaki and, despite his wounds, also returned to work on August 9, the day of the second atomic bombing