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  1. Atomic bombings of Hiroshima and Nagasaki - Wikipedia

    The consent of the United Kingdom was obtained for the bombing, as was required by the Quebec Agreement, and orders were issued on 25 July by General Thomas T. Handy, the acting chief of staff …

  2. Atomic Bomb: Nuclear Bomb, Hiroshima & Nagasaki - HISTORY

    Sep 6, 2017 · The atomic bomb and nuclear bombs are powerful weapons that use nuclear reactions as their source of explosive energy. Scientists first developed nuclear weapons technology during World …

  3. Atomic bomb | History, Properties, Proliferation, & Facts | Britannica

    Apr 18, 2026 · An atomic bomb is a weapon with great explosive power resulting from the sudden release of energy upon the fission of nuclei of heavy elements like plutonium or uranium.

  4. The Atomic Bombings of Japan - The National WWII Museum

    On the morning of August 6, 1945, the American B-29 bomber Enola Gay dropped an atomic bomb on the Japanese city of Hiroshima. But the Japanese military showed no signs of surrender.

  5. The Atomic Bombings of Japan and the End of World War II, 80 Years ...

    Aug 5, 2025 · Ever since the atomic bombs were exploded over Japanese cities, historians, social scientists, journalists, World War II veterans, and ordinary citizens have engaged in intense …

  6. The Story of the Atomic Bomb | OSU eHistory

    The story of the atomic bomb started around the turn of the century when a small number of physicists began to think about, discuss, and publish papers about the phenomenon of radioactivity, the …

  7. How was the atomic bomb a turning point in history?

    Jul 2, 2025 · The atomic bombings of Hiroshima and Nagasaki in August 1945 represent a singular inflection point in human history. Beyond the immediate devastation, these events catalyzed …

  8. Were the Atomic Bombs on Hiroshima and Nagasaki Necessary?

    5 days ago · The atomic bombings of Hiroshima (August 6, 1945) and Nagasaki (August 9, 1945) remain among the most controversial and morally complex decisions in modern history. They ended …

  9. The History of the Nuclear Bomb: how Manhattan Project changed the ...

    Sep 30, 2024 · Initiated during World War II, this monumental undertaking brought together some of the greatest scientific minds of the time to develop a new weapon of unprecedented power: the nuclear …

  10. Nuclear weapon - Wikipedia

    Weapons whose explosive output is exclusively from fission reactions are commonly referred to as atomic bombs or atom bombs (abbreviated as A-bombs). This has long been noted as something of …