When is hiroshima nagasaki day

On August 6, 1945, the United States becomes the first and only nation to use atomic weaponry during wartime when it WATCH: Though the dropping of the atomic bomb on Japan marked the end of Since 1940, the United States had been working on developing an atomic weapon, after having been warned that On August 6, 1945, the American bomber Enola Gay dropped a five-ton bomb over the Japanese city of Hiroshima. A blast equivalent to the power of 15,000 tons of TNT reduced four square miles of the city to ruins and immediately killed 80,000 people. Tens of thousands more died in the following weeks from wounds and radiation poisoning. Three days later, READ MORE: In the years since the two atomic bombs were dropped on Japan, a number of historians have suggested that the weapons had a two-pronged objective. First, of course, was to bring the war with Japan to a speedy end and spare American lives. It has been suggested that the second objective was to demonstrate the new weapon of mass destruction to the READ MORE: By August 1945, relations between the Soviet Union and the United States had deteriorated badly. The If U.S. officials truly believed that they could use their atomic monopoly for diplomatic advantage, they had little time to put their plan into action. By 1949, the Soviets had developed their own atomic bomb and the nuclear arms race began. READ MORE ABOUT THE BOMBINGS OF HIROSHIMA AND NAGASAKI: