World Nuclear Powers Improve Bombs While Reducing Arsenals
- U.S. modernization program may cost as much as $1 trillion
- North Korea has enough material for 10 to 20 nuclear weapons
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The world’s global nuclear warheads fell in the past year, as states that possess them pursue arsenal modernization, according to the first study of nuclear forces data published by the Stockholm International Peace Research Institution.
As of July, the U.S., Russia, the U.K., France, China, India, Pakistan, Israel and North Korea had about 4,150 deployed nuclear weapons, Sipri said. If all assets are counted, these states possess about 14,935 nuclear weapons, down from 15,395 at the same time last year, Sipri said.