Question: who has the most number of nuclear weapons
Answer: Country Warheads ( Deployed / Total ) Date of first test Test site of first test CTBT status Delivery methods Number of tests The five nuclear - weapon states under the NPT United States 1,800 / 6,800 16 July 1945 ( `` Trinity '' ) Alamogordo , New Mexico Signatory Nuclear triad 1,054 Russia 1,950 / 7,000 29 August 1949 ( `` RDS - 1 '' ) Semipalatinsk , Kazakhstan Ratifier Nuclear triad 715 United Kingdom 120 / 215 3 October 1952 ( `` Hurricane '' ) Monte Bello Islands , Australia Ratifier Sea - based 45 France 280 / 300 13 February 1960 ( `` Gerboise Bleue '' ) Sahara , French Algeria Ratifier Sea - and air - based 210 China ? / 270 16 October 1964 ( `` 596 '' ) Lop Nur , Xinjiang Signatory Suspected nuclear triad .