<P> From a high of 68,000 active weapons in 1985, as of 2016 there are some 4,000 active nuclear warheads and 10,100 total nuclear warheads in the world . Many of the decommissioned weapons were simply stored or partially dismantled, not destroyed . </P> <P> It is also noteworthy that since the dawn of the Atomic Age, the delivery methods of most states with nuclear weapons has evolved with some achieving a nuclear triad, while others have consolidated away from land and air deterrents to submarine - based forces . </P> <Table> <Tr> <Th> Country </Th> <Th> Warheads (Deployed / Total) </Th> <Th> Date of first test </Th> <Th> Test site of first test </Th> <Th> CTBT status </Th> <Th> Delivery methods </Th> <Th> Number of tests </Th> </Tr> <Tr> <Td_colspan="7"> The five nuclear - weapon states under the NPT </Td> </Tr> <Tr> <Td> United States </Td> <Td> 1,800 / 6,800 </Td> <Td> 16 July 1945 ("Trinity") </Td> <Td> Alamogordo, New Mexico </Td> <Td> Signatory </Td> <Td> Nuclear triad </Td> <Td> 1,054 </Td> </Tr> <Tr> <Td> Russia </Td> <Td> 1,950 / 7,000 </Td> <Td> 29 August 1949 ("RDS - 1") </Td> <Td> Semipalatinsk, Kazakhstan </Td> <Td> Ratifier </Td> <Td> Nuclear triad </Td> <Td> 715 </Td> </Tr> <Tr> <Td> United Kingdom </Td> <Td> 120 / 215 </Td> <Td> 3 October 1952 ("Hurricane") </Td> <Td> Monte Bello Islands, Australia </Td> <Td> Ratifier </Td> <Td> Sea - based </Td> <Td> 45 </Td> </Tr> <Tr> <Td> France </Td> <Td> 280 / 300 </Td> <Td> 13 February 1960 ("Gerboise Bleue") </Td> <Td> Sahara, French Algeria </Td> <Td> Ratifier </Td> <Td> Sea - and air - based </Td> <Td> 210 </Td> </Tr> <Tr> <Td> China </Td> <Td>? / 270 </Td> <Td> 16 October 1964 ("596") </Td> <Td> Lop Nur, Xinjiang </Td> <Td> Signatory </Td> <Td> Suspected nuclear triad . </Td> <Td> 45 </Td> </Tr> <Tr> <Td_colspan="7"> Non-NPT nuclear powers </Td> </Tr> <Tr> <Td> India </Td> <Td> 0 / 110--120 </Td> <Td> 18 May 1974 ("Smiling Buddha") </Td> <Td> Pokhran, Rajasthan </Td> <Td> Non-signatory </Td> <Td> Nuclear triad </Td> <Td> 6 </Td> </Tr> <Tr> <Td> Pakistan </Td> <Td> 0 / 120--130 </Td> <Td> 28 May 1998 ("Chagai - I") </Td> <Td> Ras Koh Hills, Balochistan </Td> <Td> Non-signatory </Td> <Td> Land and air - based . </Td> <Td> 6 </Td> </Tr> <Tr> <Td> North Korea </Td> <Td> 0 /? </Td> <Td> 9 October 2006 </Td> <Td> Kilju, North Hamgyong </Td> <Td> Non-signatory </Td> <Td> Suspected land and sea - based . </Td> <Td> 6 </Td> </Tr> <Tr> <Td_colspan="7"> Undeclared nuclear powers </Td> </Tr> <Tr> <Td> Israel </Td> <Td> n.a. / est. 60--400 </Td> <Td> 1960--1979 incl . suspected Vela Incident </Td> <Td> </Td> <Td> Signatory </Td> <Td> Suspected nuclear triad . </Td> </Tr> </Table> <Tr> <Th> Country </Th> <Th> Warheads (Deployed / Total) </Th> <Th> Date of first test </Th> <Th> Test site of first test </Th> <Th> CTBT status </Th> <Th> Delivery methods </Th> <Th> Number of tests </Th> </Tr>

List of countries with the most nuclear weapons
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