It was WW2. President Truman order the bombs to be dropped over Hiroshima and Nagasaki, Japan.
President Truman gave the order to drop an atomic bomb on Japan during World War II. He was the first and only U.S. President to order the use of an atomic bomb as a military weapon.
The order came from President Truman.
President Harry Truman gave the order for atomic bombs to be dropped on Hiroshima and 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.
President Truman got the order to use them against Japan.
. establishing the civilian Atomic Energy Commission This body worked on atomic energy's possible nonmilitary uses, while the president retained the sole authority to order the bomb dropped.
It was president Franklin D. Roosevelt who order the development of the atomic bomb. It was Harry S. Truman who order its use on Japan during World War II.
World War 2 came to an end when the emperor of Japan tabled a surrender order. Japan surrendered after the USA dropped 2 atomic bombs in Nagasaki and Hiroshima.
nagaskiHiroshima, that was the first city where the atomic bomb was used on Japan in August 6, 1945. Nagasaki was the second city, and was bombed on August 9, 1945.Therefore, the answer is Hiroshima
Truman did not specifically order either the first or second atomic bombings, actual orders for them were given in the field in accordance with his order. His order to use the atomic bomb on Japan was a blanket order, to drop the bombs as soon as they became available for use unless ordered otherwise. The third bomb did not become available until Japan had announced its intention to surrender, so it was not used.A grand total of 23 atomic bombs were scheduled for production in 1945. Had Japan not surrendered when they did Truman's original order authorized dropping them all on Japan with no more action on his part.
The ultimate responsibility lies with Harry S Truman, then president of the US.Paul Tibbets was the pilot and commander of the 'Enola Gay', the B-29 superfortress, which dropped the first atomic bomb on Hiroshima.Charles W Sweeney piloted 'Bockscar', a similar aircraft, which dropped the second bomb on Nagasaki, its secondary target, Kokura was the primary target but was obscured by smoke from the conventional bombing of nearby Yawata.