A detailed timeline of the bombings of Hiroshima and Nagasaki. Bombing of Hiroshima killed somewhere around 140,000 people there and approximately 80,000 … Footage from the air of atomic bomb blasts in Hiroshima, then Nagasaki (Japan) in 1945. The US and Japan had been at war for nearly four years, since April 1941. The following images are from Record Group 243, Series HP (243-HP): Photographs Used In The Report Effects of the Atomic Bomb on Hiroshima, Japan. The city of Hiroshima in western Japan on Thursday marked the 75th anniversary of the world’s first nuclear attack.. Three days after its Aug. 6, 1945, bombing of Hiroshima… Aerial surveys revealed at least 60% of the city’s “built-up areas” were destroyed, leading to the conclusion that perhaps “as many as 200,000 of Hiroshima’s 340,000 residents perished or were injured,” as one United Press story put it. The Physical Damage Division of the United States Strategic Bombing Survey (USBS) investigated conditions in the city from October 14 to November 26 in an effort to chart the physical damage created by the bomb. It is the day when in 1945 an atomic bomb was dropped in the city of Hiroshima, Japan. As part of that … The atomic bombs were detonated in the sky, a little over 1,500 feet above the ground. On August 8, news reports from Japan, plus a damage report created by the United States, began to paint a picture of the destruction. This effectively ended the War in the Pacific. On this date 74 years ago, the US dropped the first of two atomic bombs on the Japanese city of Hiroshima, killing more than 70,000 people instantly. The uranium gun-type atomic bomb that was dropped on Hiroshima had an explosive blast equal to approximately 12-15,000 tons of TNT, incinerating five square miles of the city surrounding the Aioi Bridge. This allowed for optimal destruction. Two brothers who survived the atomic bombing of Hiroshima four days earlier, August 10, 1945. These are only two nuclear attacks till date. Hiroshima Day is observed on 6 August. Hiroshima – Before the Atomic Bomb. The second bombing occurred just three days after the bombing of Hiroshima. In 1985, on the 40th anniversary of the bombing of Hiroshima and Nagasaki, TIME looked back at the legacy of the Atomic Age. HARROWING pictures show the true extent of the devastation left in the wake of the world's first atomic bomb 75 years on. About half of the deaths occurred the first day when the bombs were detonated. On this day first time use of … On August 6, 1945, a U.S. bomber famously known as the Enola Gay dropped an atomic bomb on Hiroshima, marking a historic act of nuclear warfare. The bomb, which was dropped on Hiroshima, was called “Little Boy” and the one that destroyed Nagasaki was called “Fat Man”. The bombings of Hiroshima and Nagasaki. The remaining deaths occurred over the next few months, and years. Japanese Casualties of the Bombing of Hiroshima.