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World Nuclear Weapons Stockpiles

As of 2014, nine nations had nuclear weapon functionality. While all countries do not disclose the exact number of warheads, best estimates—compiled by the Stockholm International Peace Research Institute (SIPRI)—are below.

CountryYear of first nuclear testDeployed warheads1Other warheadsTotal Inventory
United States19451,9205,3807,300
Russia19491,6006,4008,000
United Kingdom195216065225
France196029010300
China1964..250250
India1974..90-11090-110
Pakistan1998..100-120100-120
Israel....8080
North Korea2006..6-86-8
Total 3,97012,35016,300
1. 'Deployed' means warheads placed on missiles or located on bases with operational forces.

Source: SIPRI Yearbook 2014, SIPRI

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