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Few countries possess nuclear weapons, but some have large arsenals. Nine countries currently have nuclear weapons: Russia, the United States, China, France, the United Kingdom, Pakistan, India, Israel, and North Korea. These nuclear powers differ a lot in how many nuclear warheads they have.
Below is a list of states with nuclear weapons, categorized according to states that are known to currently possess nuclear weapons, those believed to possess nuclear weapons without public acknowledgment, and those that formerly possessed nuclear weapons but no longer do.
Apr 18, 2024 · Nuclear weapon, device designed to release energy in an explosive manner as a result of nuclear fission, nuclear fusion, or a combination of the two. Fission weapons are commonly referred to as atomic bombs, and fusion weapons are referred to as thermonuclear bombs or, more commonly, hydrogen bombs.
The only countries known to have detonated nuclear weapons—and acknowledge possessing them—are (chronologically by date of first test) the United States, the Soviet Union (succeeded as a nuclear power by Russia), the United Kingdom, France, China, India, Pakistan, and North Korea.
Apr 1, 2022 · Both Russia and the U.S. have thousands of nuclear weapons, most of which are five or more times more powerful than the atomic bombs that leveled Hiroshima and Nagasaki in 1945. These include...
Jul 27, 2023 · Russia and the United States have the biggest nuclear arsenals. Approximately 91 percent of all nuclear warheads, or individual weapons, belong to the United States and Russia combined,...
Mar 31, 2023 · Who owns the world’s nuclear weapons? Despite progress in reducing nuclear weapon arsenals since the Cold War, the world’s combined inventory of nuclear warheads remains at a very high level: nine countries possessed roughly 12,100 warheads as of early-2024.
