Nuclear fission: Nuclear fission is the process in which the nucleus of an atom is split into two smaller nuclei, releasing a large amount of energy. This process is essential for atomic weaponry.
Manhattan Project: The Manhattan Project was a top-secret research project during World War II that aimed to develop atomic weapons. It brought together scientists from around the world to work on harnessing nuclear energy.
Arms race: An arms race refers to a competition between nations to develop and acquire more advanced and powerful weapons than their adversaries. The use of atomic weaponry in WWII intensified the global arms race focused on nuclear weapons.