Nuclear Weapons Timeline
Chronology of Key Events, 1945-2004
1945 — The United States successfully tests its first nuclear bomb on July 16. Atom bombs are dropped on Hiroshima (August 6) and Nagasaki (August 9). 1949 — The Soviet Union tests its first nuclear bomb.1952 — The United Kingdom tests its first nuclear bomb.1957 — The Treaty formally establishing the European Atomic Energy Community (EURATOM) is signed in Rome. The International Atomic Energy Agency (IAEA) is established to facilitate the peaceful uses of nuclear energy, while ensuring that the assistance the agency provides will not be used for military purposes.1960 — France tests its first nuclear bomb. The UN…
