One of Japan's arsenal cities was selected as the first atomic power21 days after the New Mexico dress rehearsal,a lone B-29 was over Hiroshima,carrying an atomic bomb.At 8:15 in the morning of August 6, Japanese time, the first atomic bomb hit an enemy target.The bomb was aimed to explode above 0 point.From the instant of that first blast until Hiroshima vanished from the list of living cities,the president delivered another ultimatum.Surrender or face complete destruction?Japanese ignored the ultimatum.It was evident that the atomic power to break the enemy must become a tale of two cities.Nagasaki was selected to become the target city No.2.Exactly three days after Hiroshima,a B-29 set out for Nagasaki.At 10:58, the morning of August 9,the bomb was exploded above the city and in the towering mushroom,Japan could read its doom.This was more than a routine bombing,it was the funeral pair of an aggressor nation.The bomb had been purposely exploded high,so that the greatest part of its radioactive material was dissipated in atmosphere
