On August 6, 1945, during World War II, the United States dropped an atomic bomb on the city of Hiroshima, resulting in an estimated 140,000 deaths. At the time of the bombing, Hiroshima was home to almost 300,000 civilians as well as 43,000 soldiers. RAIN OF RUIN FACE BY JAPANESE AS SUPER ATOMIC BOMB LOOSED ‘Explosion Equals 20,000 Tons of TNT’—Truman BULLETIN LONDON, Aug.