The Manhattan project.
the atomic bomb
Alot
The world was going through world war two. The atomic bomb ended the war.
Manhattan project
An atomic bomb is a type of nuclear weapon that releases energy through nuclear fission (splitting of atomic nuclei). Nuclear weapon is a broader term that encompasses atomic bombs, as well as hydrogen bombs which release energy through nuclear fusion (combining atomic nuclei).
there were several:oppenheimertellerszilardfeynmangreenglass (also a soviet spy)etc,
It takes very little time to build an atomic bomb, once a country has the necessary industrial infrastructure to produce the fissile material.
Little boy was a uranium fission bomb and Fat man was a plutonium implosion type bomb. Both required the needed research. There is no record into was harder to produce.
everyone died because of the atomic bomb and nuclear bomb
If you consider the US atomic bomb is a Christian bomb, the French atomic bomb is also Christian bomb and so on, then you can name the Pakistani atomic bomb an Islamic bomb.
how was the atomic bomb repaired
No, nuclear power to produce electricity was not developed until 1956