The atomic bomb was produced through:

The Manhattan Project

Explanation:

atomic bomb or A-bomb, weapon deriving its explosive force from the release of nuclear energy through the fission (splitting) of heavy atomic nuclei. The first atomic bomb was produced at the Los Alamos, N.Mex., laboratory and successfully tested on July 16, 1945.

to it’s stable government, it has been able to accept refugees from somalia and south sudan. (apex)

a, both were musicians during the jazz age