Nuclear weapons in Europe in 2026

French, British and Russian arsenals, forward deterrence and nuclear sharing.

Map of Europe with nuclear arsenals by country, split into deployed, stored and retired warheads, and partner countries.

Overview of Europe’s nuclear dimension: the French, British and Russian arsenals, countries hosting US weapons, partners of French forward deterrence and nuclear sharing outside NATO.

Sources: SIPRI, Toute l’Europe. Warhead numbers as estimated by SIPRI in 2026.

Date: July 2026; Share on X