There are currently nine sovereign states generally understood to possess nuclear weapons.
Notes on verification
Consistently confirmed by multiple authoritative independent sources including FAS, Arms Control Association, UCS, and government/parliamentary research briefings. [tier=bronze indep_score=0.3 clusters=6 claim_tier=everyday]
Sources
- List of states with nuclear weapons (wikipedia)
- https://www.ucs.org/nuclear-weapons/worldwide (corroboration)
- https://www.armscontrol.org/factsheets/nuclear-weapons-who-has-what-glance (corroboration)
- https://commonslibrary.parliament.uk/research-briefings/cbp-9092/ (corroboration)
- https://ourworldindata.org/nuclear-weapons (corroboration)
- https://www.icanw.org/nuclear_armed_nations (corroboration)
- https://fas.org/initiative/status-world-nuclear-forces/ (corroboration)