To prevent a ground invasion of Japanese homeland with heavy casualties anticipated.
90,000-166,000 people in Hiroshima and 60,000-80,000 in Nagasaki.
The first atomic bomb was dropped on Hiroshima, Japan, on August 6, 1945, and the second atomic bomb was dropped on Nagasaki, Japan, on August 9, 1945. President Truman was advised that if the U.S. launched a full-scale invasion of mainland Japan, the the U.S. would suffer as many as a million casualties. In order to bring the war to a quick ending and incur as few casualties as possible, Truman ordered the atomic bombing of Japan.
Hiroshima and Nagasaki are two cities in the south of Japan that had atomic bombs dropped on them in August 1945. This resulted in Japan's unconditional surrender a few days later.
The Unites States were in war with Japan was almost 4 years. The battles were brutal and the casualties were in the Millions.
The casualties for the atomic bombs dropped onto Japan was 215,000 dead and 1,900 more dead after the war. The majority which died during post war was mainly due to solid cancer, it was reported that 1,700 died from solid and 200 died from Leukemia due to exposed of radiation from the atomic bomb drops in 1945.
Hiroshima Japan
Yes but in Japan.
It was dropped by the United States by orders of President Truman over Hiroshima, Japan.
Mostly because of the civilians victims. All Japan's soldiers were dead at the time of the atomic bombs and most of the casualties were civilians.
The second - of two - atomic bombs dropped on Japan was dropped on August 9th, 1945 on Nagasaki.
Japan never dropped the atomic bomb on anyone. They did not have that technology.