Pakistan conducted its first successful nuclear test in 1998.
Notes on verification
Well-documented historical event confirmed by multiple independent, high-quality sources including NTI, Arms Control Association, and PIR Center.
Sources
- List of states with nuclear weapons (en.wikipedia.org)
- https://www.nti.org/countries/pakistan/ (nti.org)
- https://pircenter.org/en/news/anniversary-of-pakistan-s-first-and-last-nuclear-tests/ (pircenter.org)
- https://www.armscontrol.org/act/2008-06/looking-back-1998-indian-and-pakistani-nuclear-tests (armscontrol.org)