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- In 1949 the Soviet Union tested its first atomic bomb, followed by Britain (1952), France (1960), China (1964), India (1974), and Pakistan (1998).
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Sep 6, 2017 · A discovery by nuclear physicists in a laboratory in Berlin, Germany, in 1938 made the first atomic bomb possible, after Otto Hahn, Lise Meitner and Fritz Strassman discovered nuclear fission.
- Missy Sullivan
- 1 min
On July 16, the day before the conference opened, Truman received word that the first atomic bomb had been successfully tested in the New Mexico desert. He shared the information fully with Churchill (Britain was a partner in the development of the bomb) but simply told Stalin that the United States had created a powerful new weapon.
The first atomic bomb was built in Los Alamos, New Mexico, during World War II under a top secret U.S. government program called the Manhattan Project. Los Alamos was approved as the site for the main atomic-bomb scientific laboratory on November 25, 1942, by Brigadier General Leslie R. Groves and physicist J. Robert Oppenheimer.
Oct 12, 2024 · The first atomic bomb, named Little Boy, was dropped on Hiroshima from the Enola Gay, a B-29 bomber, at 8:15 AM on August 6, 1945. The second bomb, named Fat Man, was dropped on Nagasaki from the Bockscar, also a B-29 bomber, at 11:02 AM on August 9, 1945.
- The Editors of Encyclopaedia Britannica
- The atomic bombings of Hiroshima and Nagasaki were American bombing raids on the Japanese cities of Hiroshima and Nagasaki during World War II, whi...
- American physicist J. Robert Oppenheimer headed the Manhattan Project to develop atomic bombs for the United States, and Edward Teller was among th...
- A number of factors contributed to the United States’ decision to drop atomic bombs on Japan. One reason was Japan’s unwillingness to surrender unc...
- The atomic bombings of Hiroshima and Nagasaki produced effects in Japan and around the world that changed the course of history. Tens of thousands...
The first nuclear device ever detonated was an implosion-type bomb during the Trinity test, conducted at White Sands Proving Ground in New Mexico on 16 July 1945. Little Boy and Fat Man bombs were used a month later in the atomic bombings of Hiroshima and Nagasaki, respectively.
Nov 18, 2009 · On August 6, 1945, during World War II (1939‑45), an American B‑29 bomber dropped the world’s first deployed atomic bomb over the Japanese city of Hiroshima, immediately killing 80,000...
Dec 12, 2023 · The atomic bomb dropped on Hiroshima and Nagasaki, Japan in 1945 had a profound impact on world history. It marked the end of World War II and the beginning of the nuclear age, forever changing the course of global events.
