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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, respectively. The bombings killed between 150,000 and 246,000 people, most of whom were civilians, and remain the only use of nuclear weapons in an armed conflict.
- The Manhattan Project
- No Surrender For The Japanese
- Why Did The U.S. Bomb Hiroshima and Nagasaki?
- Aftermath of The Bombing
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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...
Learn how the U.S. dropped atomic bombs on Hiroshima and Nagasaki in 1945, ending World War II and killing tens of thousands of people. Explore the history, science and controversy of the Manhattan Project and the atomic age.
Aug 25, 2024 · atomic bombings of Hiroshima and Nagasaki, during World War II, American bombing raids on the Japanese cities of Hiroshima (August 6, 1945) and Nagasaki (August 9, 1945) that marked the first use of atomic weapons in war.
- The Editors of Encyclopaedia Britannica
2 days ago · Learn how the U.S. dropped atomic bombs on Hiroshima and Nagasaki in August 1945, killing tens of thousands of people and forcing Japan to surrender. Explore the history, science, and controversy of the atomic bombings and their impact on the world.
Aug 25, 2024 · Learn about the history and impact of the two nuclear attacks by the United States on Japan in August 1945. Find facts, photos, videos, and articles on the targets, casualties, and aftermath of the bombings.
- The Editors of Encyclopaedia Britannica
Learn how and why the US dropped the first atomic bomb on Hiroshima in August 1945, and what happened to the city and its people after the explosion. Explore the historical context, the scientific development, and the human impact of this pivotal event in World War II.
Aug 8, 2020 · It is 75 years since the US dropped atomic bombs on the Japanese cities of Hiroshima and Nagasaki on 6 and 9 August, leading to the end of World War Two.
