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Russian nuclear weapons - 10 things to know with detail
Russia has the largest nuclear arsenal in the world, with an estimated 6,375 nuclear warheads, according to the Federation of American Scientists.
Russia's nuclear weapons program began in the 1940s and the country conducted its first successful nuclear test in 1949.
Russia's nuclear weapons are controlled by the Russian military and are designed to be launched from land-based missiles, submarines, and strategic bombers.
Russia is a party to several arms control agreements, including the New START treaty with the United States, which limits the number of deployed strategic nuclear warheads and delivery systems.
Russia is also developing new nuclear weapons, including the RS-28 Sarmat intercontinental ballistic missile, which is designed to replace the aging SS-18 Satan missile.
Russia's nuclear doctrine emphasizes the use of nuclear weapons as a deterrent against potential adversaries, including NATO and other countries that pose a threat to Russian security.
Russia has a "no first use" policy regarding nuclear weapons, meaning it will only use them in response to a nuclear attack on its territory or its allies.
Russia has a robust nuclear command and control system to ensure the secure and reliable operation of its nuclear weapons.
Russia has faced criticism for its nuclear weapons modernization efforts, with some experts expressing concerns about the potential for a new arms race between Russia and the United States.
Russia's nuclear weapons are a key component of its national security strategy and play a central role in its defense planning and military capabilities.