List of known countries on earth who already have nuclear Weapons

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As of early 2026, nine countries are known or believed to possess nuclear weapons: Russia, the United States, China, France, the United Kingdom, Pakistan, India, Israel, and North Korea. Russia and the U.S. hold nearly 90% of the global total, with combined inventories exceeding 10,000 warheads, while other nations maintain smaller, growing arsenals. 

Known Nuclear Armed States (2026):

• Russia: Holds the largest stockpile, estimated over 5,500 warheads.
• United States: Second largest, with over 5,000 warheads, also storing weapons in five NATO countries.
• China: Actively expanding its arsenal.
• France: Maintains a stable, independent arsenal.
• United Kingdom: Maintains a sea-based deterrent.
• Pakistan: Maintains an arsenal aimed at regional balance.
• India: Maintains a "no first use" policy with a growing arsenal.
• Israel: Widely believed to possess nuclear weapons but maintains a policy of ambiguity.
• North Korea: Continuously developing its nuclear and missile capabilities. 

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Key Details:

• Total Inventory: Approximately 12,100 total nuclear warheads exist globally.
• Nuclear Sharing: The U.S. hosts nuclear weapons in NATO countries, including Germany, Italy, Belgium, the Netherlands, and Turkey.
• Dismantled Program: South Africa is the only country to have fully dismantled its nuclear weapons, doing so in the 1990s. 

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• Countries with nuclear weapons - ICAN

  Russia has the most confirmed nuclear weapons, with over 5,500 nuclear warheads. The United States follows behind with 5,044 nucle...

  

  

  ICAN - International Campaign to Abolish Nuclear Weapons

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