The United States
The Atomic Bomb was not "discovered". It was designed and created.
they made it no 300 A.d ==|::::::::::>
nobody really knows there are alot of answers.
The first bomb exploded, the Trinity test bomb, used plutonium. The first bomb deployed, dropped on Hiroshima, used uranium 235. The second bomb deployed, dropped on Nagasaki, used plutonium 239.
If you mean "atomic" as in the Atomic Bomb, then the word "nuclear" could be substituted = Nuclear Bomb.
The first atomic bomb was made in 1945, the first hydrogen bomb was made in 1952.
The first atomic bomb was made August 1945. My ? to you is," Why did they even start making those atomic bomb anyway?
We developed the first working atomic bomb but, GER. made up the idea.
The USA
US
Japan refused to surrender after the first atomic bomb.
China made the Atomic Bomb, no china did not make the atomic bomb. the united states made the abomb and it was called the mannhattan project
when Soviets explode first atomic bomb
The city of Hiroshima was the place where the first atomic bomb was dropped.
The Enola Gay dropped the first atomic bomb.
18th May1998, but its not atomic bomb (its nuclear bomb)
The first a-bomb called (Little Boy) was a uranium gun-type atomic bomb.The second a-bomb called (Fat Man) was a plutonium implosion-type bomb.