Hiroshima nagasaki bombing date

HIROSHIMA, Japan— The city of Hiroshima in western Japan on Thursday marked the Three days after its Aug. 6, 1945, bombing of Hiroshima, the United States dropped a second atomic bomb on Nagasaki. Japan surrendered Aug. 15, ending World War II and, more broadly, its aggression toward Asian neighbors, which had lasted nearly half a century. Here’s a look at that day in Hiroshima 75 years ago. Why was Hiroshima chosen as a target? Hiroshima was a major Japanese military hub, with factories, military bases and ammunition facilities. Historians say the U.S. picked it as a suitable target because of its size and landscape, and carefully avoided fire-bombing the city ahead of time so that American officials could accurately assess the impact of the atomic attack. The U.S. said the bombings of the two cities hastened Japan’s surrender and prevented the need for a ground invasion of Japan, but some historians today say Japan was already close to surrendering. There is What happened in the attack? At 8:15 a.m., the Seconds after the detonation, the estimated temperature was 5,400-7,200 degrees Fahrenheit at ground zero. Almost everything within a little over a mile of ground zero was destroyed by the blast and heat rays. Within one hour, a “black rain” of highly radioactive particles started falling on the city, causing additional radiation exposure. This world’s first atomic bomb attack hit Hiroshima 75 years ago this week. Time is running out for survivors to tell their stories. ...