Pakistan.
The Americans had it first (1945), the Soviets second (1949), and the British, French, and Chinese after. India, Pakistan, and Israel also developed the atom bomb in the Cold War period.
United States.
atom bomb
Abdul Qadeer Khan is a nuclear physicist and metallurgical engineer in Pakistan. He started creating the atom bomb in 1971.
He lead the team that developed the Atom Bomb.
Scientists developed the atom bomb.
The USA Were The First People To Develop The 'H' Bomb And USSR (russia) Were The People Who Developed The Atom Bomb... x
There were no warnings. The Manhattan Project was a secret. This was the name of the research project that developed the atom bomb.
Pakistan has a 132 Teraflop supercomputer at National University of Science and Technology.
An atom is not a bomb.
The atomic bomb was developed under the name of the Manhattan project and researched/ built in Oak Ridge (Tennessee), Hanford (Washington), and Los Alamos (New Mexico).