Metric,Value,Unit,Reference date,Source
Countries assessed as nuclear armed,9,countries,January 2026,SIPRI 2026
Total estimated warheads,12187,warheads,January 2026,SIPRI 2026
Military stockpile,9745,warheads,January 2026,SIPRI 2026
Deployed,4012,warheads,January 2026,SIPRI 2026
High operational alert - lower,2100,warheads,January 2026,SIPRI 2026
High operational alert - upper,2200,warheads,January 2026,SIPRI 2026