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On 6 and 9 August 1945, the United States detonated two atomic bombs over the Japanese cities of Hiroshima and Nagasaki. The bombings killed between 129,000 and 226,000 people, most of whom were civilians, and remain the only use of nuclear weapons in an armed conflict. Japan surrendered to the Allies on 15 August, six days after the bombing of ...
- 6 and 9 August 1945
- The Manhattan Project
- No Surrender For The Japanese
- Why Did The U.S. Bomb Hiroshima and Nagasaki?
- Aftermath of The Bombing
Even before the outbreak of war in 1939, a group of American scientists—many of them refugees from fascist regimes in Europe—became concerned with nuclear weapons research being conducted in Nazi Germany. In 1940, the U.S. government began funding its own atomic weapons development program, which came under the joint responsibility of the Office of...
By the time of the Trinity test, the Allied powers had already defeated Germany in Europe. Japan, however, vowed to fight to the bitter end in the Pacific, despite clear indications (as early as 1944) that they had little chance of winning. In fact, between mid-April 1945 (when President Harry Trumantook office) and mid-July, Japanese forces inflic...
Hiroshima, a manufacturing center of some 350,000 people located about 500 miles from Tokyo, was selected as the first target. After arriving at the U.S. base on the Pacific island of Tinian, the more than 9,000-pound uranium-235 bomb was loaded aboard a modified B-29 bomber christened Enola Gay(after the mother of its pilot, Colonel Paul Tibbets)....
At noon on August 15, 1945 (Japanese time), Emperor Hirohito announced his country’s surrender in a radio broadcast. The news spread quickly, and “Victory in Japan” or “V-J Day” celebrations broke out across the United States and other Allied nations. The formal surrender agreement was signed on September 2, aboard the U.S. battleship Missouri, anc...
A view of Hiroshima after the bombing. National Archives photo. From the Enola Gay, Tibbets and his crew saw “a giant purple mushroom” that “had already risen to a height of 45,000 feet, three miles above our altitude, and was still boiling upward like something terribly alive.” Though the plane was already miles away, the cloud looked ...
- Malloryk
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May 13, 2024 · The atomic bombings of Hiroshima and Nagasaki were American bombing raids on the Japanese cities of Hiroshima and Nagasaki during World War II, which marked the first use of atomic weapons in war. Little Boy , the bomb dropped on Hiroshima , was a gun-assembly fission bomb using uranium , whereas Fat Man , the bomb dropped on Nagasaki , was an ...
- The Editors of Encyclopaedia Britannica
World War II - Hiroshima, Nagasaki, Atomic Bombs: On August 6, 1945, an atomic bomb was dropped on Hiroshima: the combined heat and blast pulverized everything in the explosion's immediate vicinity and immediately killed some 70,000 people (the death toll passed 100,000 by the end of the year). A second bomb, dropped on Nagasaki on August 9, killed between 35,000 and 40,000 people, injured a ...
Jun 7, 2021 · Photograph of Hiroshima after the atomic bomb. (National Archives Identifier 22345671) The United States bombings of the Japanese cities of Hiroshima and Nagasaki on August 6 and August 9, 1945, were the first instances of atomic bombs used against humans, killing tens of thousands of people, obliterating the cities, and contributing to the end of World War II.
This infographic describes the atomic bombing of Hiroshima, one of the two attacks by the United States on Japan at the end of World War II that resulted in Japan’s surrender. These attacks were the first use of atomic weapons in war. A description of this infographic appears below. Hiroshima is a city, capital of Hiroshima ken (prefecture ...
