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Began on September 18, 1931, when the Kwantung Army of the Empire of Japan invaded Manchuria immediately following the Mukden Incident, ended on Feb 27, 1932.
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In 1937 skirmishing between Japanese and Chinese troops on the frontier led to what became known as the Marco Polo Bridge Incident.
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an agreement between Germany, Italy and Japan signed in Berlin on 27 September 1940 by, respectively, Adolf Hitler, Galeazzo Ciano and Saburō Kurusu.
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a top-secret federal effort to build the world’s first atomic weapons during World War II.
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hundreds of Japanese fighter planes attacked the American naval base at Pearl Harbor near Honolulu, Hawaii
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Americans were angered for the attack of Pearl Harbor
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On this day, following President Franklin D. Roosevelt's orders, Gen. Douglas MacArthur pulls out of the Philippines, as the American defense of the islands collapses.
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The first raid on Tokyo was the Doolittle Raid of 18 April 1942, when sixteen B-25 Mitchells were launched from USS Hornet to attack targets including Yokohama and Tokyo and then fly on to airfields in China.
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U.S. naval forces decisively halted the Japanese advance
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Japanese prisoners were captured by U.S. forces on Guadalcanal Island in the Solomon Islands
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A 6th Marine Division demolition crew watches explosive charges detonate and destroy a Japanese cav
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an implosion plutonium bomb, the same style as the one used at Nagasaki, detonated with 20 kilotons of force, slightly more than the Little Boy bomb dropped on Hiroshima
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Torpedoed and sunk on 30 July 1945 by Japanese submarine I-58.
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the American bomber Enola Gay dropped a five-ton bomb over the Japanese city of Hiroshima.
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The Soviet Union poured more than 1 million Soviet soldiers into Japanese-occupied Manchuria
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The New York Times article reported that the dropping of the bomb occurred at noon, Japanese time.
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The Japanese navy and air force were destroyed.