The invasion of Japan would have cost the US one million military lives, it has also been estimated that it would have cost the Japanese at least one million military lives also this does not include the loss of Japanese civilians.
The official reason for dropping the bombs were that the casualties in taking the Japanese mainland would be unacceptable. I believe that bomb was a show of strength from Truman to Stalin. Which Stalin pointedly ignored
The atomic bomb was dropped on Hiroshima and Nagasaki in World War 2.
It ended WWII & the world entered the "Atomic Age."
The dropping of the Atomic bomb on Nagasaki
yes, in a way, it was not directly after the dropping that it was over but the Japanese surrendered after that.
See: Atomic Bombing of Hiroshima and Nagasaki.
by the dropping of the atomic bombs on Hiroshima and Nagasaki.
people
World War 2
If you mean what happened to them at the end of WW2 then they were invaded by America (USA) and the USA dropped an atomic bomb on them as a symbol of strength to scare the Japanese and force them to surrender in which they succeeded. The US occupied Japan after dropping the atomic bomb, but it never invaded Japan. The reason for dropping the A-Bomb was to prevent the need to invade.
The Americans when they made Japan surrender by dropping the Atomic Bomb
Dropping two atomic bombs