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  1. PDF OVERVIEW ESSAY: Atomic Bombs

    3838 OVERVIEW ESSAY ATOMIC BOMBS a n t a out Roosevelt's policies, but the late president had failed to brief Truman on a host of issues, including the ... an atomic bomb over the Japanese city of Hiroshima, ultimately killing as many as 140,000 people. Two days later, the Soviet Union declared war on Japan. Then, on

  2. The atomic bomb & The Manhattan Project (article)

    Nuclear materials were processed in reactors located in Oak Ridge, Tennessee and Hanford, Washington. At its peak, the Manhattan Project employed 130,000 Americans at thirty-seven facilities across the country. On July 16, 1945 the first nuclear bomb was detonated in the early morning darkness at a military test-facility at Alamogordo, New Mexico.

  3. Atomic Bomb: Nuclear Bomb, Hiroshima & Nagasaki

    An atomic bomb, codenamed "Little Boy," was dropped over Hiroshima Japan on August 6, 1945. The bomb, which detonated with an energy of around 15 kilotons of TNT, was the first nuclear weapon ...

  4. The Most Fearsome Sight: The Atomic Bombing of Hiroshima

    At 2:45 a.m. on Monday August 6, 1945, three American B-29 bombers of the 509th Composite Group took off from an airfield on the Pacific island of Tinian, 1,500 miles south of Japan. Colonel Paul Tibbets piloted the lead bomber, "Enola Gay," which carried a nuclear bomb nicknamed "Little Boy.".

  5. Manhattan Project

    Although many physicists were opposed to the actual use of the atomic bomb created by the Manhattan Project, U.S. President Harry S. Truman believed that the bomb would persuade Japan to surrender without requiring an American invasion. Accordingly, on August 6, 1945, a U.S. airplane dropped an atomic bomb on Hiroshima, killing at least 70,000 people instantly (tens of thousands more died ...

  6. The Atomic Bomb and the End of World War II

    Washington, D.C., August 4, 2020 - To mark the 75th anniversary of the atomic bombings of Hiroshima and Nagasaki in August 1945, the National Security Archive is updating and reposting one of its most popular e-books of the past 25 years. While U.S. leaders hailed the bombings at the time and for many years afterwards for bringing the Pacific war to an end and saving untold thousands of ...

  7. Atomic bomb

    atomic bombing of Hiroshima. A gigantic mushroom cloud rising above Hiroshima, Japan, on August 6, 1945, after a U.S. aircraft dropped an atomic bomb on the city, immediately killing more than 70,000 people. (more) Fission releases an enormous amount of energy relative to the material involved.

  8. The Decision to Use the Bomb: A Historiographical Update

    AA Historiographical Update*. J. SAMUEL WALKER. In a powerful and provocative essay published in the New Republic in. 1981, Paul Fussell, an English professor and author of the prize-winning The Great War and Modern Memory, challenged views that the atomic bombing of Japan had been immoral, unjustifiable, or unwise. He argued.

  9. atomic bombings of Hiroshima and Nagasaki

    The atomic bombings of Hiroshima and Nagasaki produced effects in Japan and around the world that changed the course of history. Tens of thousands of people were killed in the initial explosions (an estimated 70,000 in Hiroshima and 40,000 in Nagasaki), and many more later succumbed to burns, injuries, and radiation poisoning.On August 10, 1945, one day after the bombing of Nagasaki, the ...

  10. The Atomic Bombing of Hiroshima and Nagasaki, August 1945

    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.

  11. The Atomic Bomb: Arguments in Support Of The Decision

    The main argument in support of the decision to use the atomic bomb is that it saved American lives which would otherwise have been lost in two D-Day-style land invasions of the main islands of the Japanese homeland. The first, against the Southern island of Kyushu, had been scheduled for November 1 (Operation Torch).

  12. PDF Background Essay on Decision to drop the Atomic Bomb

    Background Essay on Decision to drop the Atomic Bomb _____ World War II was fought by millions of people in all corners of the world. There were battles and military posts in surprising places. The Caribbean and Central America, Greenland, Alaska, and the Aleutian Islands, Iraq, Syria, Burma, and the Arctic are a few of the little known places ...

  13. The Atomic Bomb As History: an Essay Review

    The books by Davis and Alperovitz, and the essays selected by Grodzins and Rabinowitch, suggest a series of important themes American historians will have to investigate. But studies of the impact of the development of the atomic bomb should not be limited to biography or political and diplomatic history.

  14. Practice DBQ: The Decision to Drop the Atomic Bomb on Hiroshima

    PART B - ESSAY. Directions Using information from the documents in Part A and your knowledge of history, geography, and current events, write a well-organized essay in which you: Discuss the different perspectives on the U.S. decision to drop the atomic bomb on Hiroshima and Nagasaki during World War II. Evaluate the moral implications of the ...

  15. The Atomic Bomb

    On June 11, 1945, a group of atomic scientists in Chicago, headed by Jerome Franck, futilely petitioned Stimson for a non-combat demonstration of the bomb in order to improve the chances for postwar international control of atomic weapons. The recommendations of the Interim Committee and the Franck Committee are reprinted here.

  16. Terrible But Justified: The U.S. A-Bomb Attacks on Hiroshima and ...

    Indeed, the largest incendiary raids were probably more destructive than the atomic bomb attacks, which represented a dramatic intensification of the campaign — its coup de grace — rather than something wholly unprecedented. The March 1945 air assault on Tokyo, for instance, is thought to have killed nearly 100,000 people, more than those ...

  17. Decision to Drop the Atomic Bomb

    Eleven days later, on August 6, 1945, having received no reply, an American bomber called the Enola Gay left the Tinian Island in route toward Japan. In the belly of the bomber was "Little Boy," an atomic bomb. At 8:15 am Hiroshima time, "Little Boy" was dropped. The result was approximately 80,000 deaths in just the first few minutes.

  18. Was the US Justified in Dropping the Atomic Bomb? Essay

    Introduction. The United States is widely recognized for ending World War II by dropping atomic bombs on two cities in Japan; however, they also caused incalculable human anguish difficult to justify. This action introduced new concerns and conceptions regarding how wars would be fought in the future, called into question whether the human race ...

  19. The Atomic Bomb: an Environmental and Anthropocentric Exploration

    Introduction. The detonation of atomic bombs over Hiroshima and Nagasaki in 1945 left an indelible mark on human history. Beyond the immediate devastation and loss of life, these nuclear weapons had lasting environmental and anthropocentric consequences.

  20. The decision to use the atomic bomb

    Article History. Less than two weeks after being sworn in as president, Harry S. Truman received a long report from Secretary of War Henry L. Stimson. "Within four months," it began, "we shall in all probability have completed the most terrible weapon ever known in human history.". Truman's decision to use the atomic bomb on Hiroshima ...

  21. The Atomic Bomb: [Essay Example], 3627 words GradesFixer

    The Atomic Bomb. At 8:15 a.m August 6, 1945 the atomic bomb was dropped above Hiroshima, killing estimate of 140,000 men, women, and children. Another 10,000 more died from radiation poisoning and survivors suffered from serve burns from the heat. Three days later another bomb was dropped on Nagasaki, killing some 40,000 instantly and several ...

  22. The Atomic Bombings of Hiroshima and Nagasaki: A Summary of the Human

    Since atomic-bomb victims were usually exposed to radiation in their whole body, development of multiple cancers seems a reasonable consequence. Stem-cell Target Hypothesis. The data presented above suggest that the observed increased risk of leukemia and cancers among childhood hibakusha is a life-long phenomenon (Figure 15). Atomic-bomb ...

  23. You and the Atom Bomb

    The atomic bomb may complete the process by robbing the exploited classes and peoples of all power to revolt, and at the same time putting the possessors of the bomb on a basis of military equality. Unable to conquer one another, they are likely to continue ruling the world between them, and it is difficult to see how the balance can be upset ...

  24. Albert Einstein Regretted His Role in the Atomic Bomb's Creation

    He is the author of two true crime books: Love Me or Else and Fatal Jealousy. He is also an avid film buff, reader, and lover of great stories. Prior to his death, Einstein shared his regret over ...

  25. U.S. POWs and the A-Bomb

    On August 6, 1945, the world changed forever when the United States dropped an atomic bomb on Hiroshima, Japan. Within a year of the bombing, approximately 140,000 people died as a result. It is a little-known fact, however, that 12 American prisoners of war (POWs) were among the casualties, and that the people of Hiroshima buried them with honor.

  26. Japan concerned over U.S. officials' remarks on atomic bombings

    May 15, 2024. Japan is increasingly concerned about a series of recent remarks by U.S. officials justifying the August 1945 atomic bombings of the cities of Hiroshima and Nagasaki. Many in the ...

  27. Russia and Ukraine Engage in Dueling Air Assaults Behind the Front

    With atomic fears everywhere, the inspector is edging toward mediator. Frozen Russian Assets: As much as $300 billion in frozen Russian assets is piling up profits and interest income by the day.