But the American demand for unconditional surrender, and the desire to test the bombs, led it to be stretched out until both kinds of bombs (uranium on Hiroshima, plutonium on Nagasaki) had been tested. The second bomb dropped before the Japanese government had even had sufficient time to understand what had happened in the first bomb. read more
Hiroshima was selected as it was a major manufacturing hub. When the bomb was dropped, 80,000 civilians were killed immediately, and a huge number were injured. However, the Japanese did not surrender immediately after the bombing; instead, the United States had to drop a second atomic bomb on Nagasaki to bring about Japanese capitulation. read more
Atomic bombings of Hiroshima and Nagasaki. During the final stage of World War II, the United States dropped nuclear weapons on the Japanese cities of Hiroshima and Nagasaki on August 6 and 9, 1945, respectively. The United States had dropped the bombs with the consent of the United Kingdom as outlined in the Quebec Agreement. read more