Little boy.
Hiroshima was bombed with the uranium bomb (made in the "gun" design) called Little Boy, while Nagasaki was bombed with a Plutonium bomb (make using the "implosion" design) called Fat Man.
Hiroshima and Nagasaki
The US bombed the Japanese city of Horoshima with an atomic bomb .
The bomb was dropped on Hiroshima in the year 1945.
Hiroshima was bombed on august 6th 1945 and Nagasaki was bombed on the 9th.
Hiroshima and Nagasaki are the only two cities to have been bombed with a nuclear bomb.
Hiroshima and Nagasaki
Bombed hiroshima & nagasaki with the "A" Bomb.
Why would Japan bomb two of their own cities. Japan bombed Pearl Harbor, and the U.S. bombed Hiroshima and Nagasaki.
So far in human history only Hiroshima and Nagasaki were ever bombed by a atom bomb.
See: Atomic bombings of Hiroshima and Nagasaki
Hiroshima was bombed at 8:15 A.M . on August 6, 1945.