SIPRI says Russia had 11,000 nuclear warheads while the United States had 8,500 as of January 2011. A Swedish think-tank reports the possession of over 20,500 nuclear weapons by eight nuclear states, including Israel, with 5,000 of them all ready for instant use. “More than 5,000 nuclear weapons are deployed and ready for use, including nearly 2,000 that are kept in a high state of alert,”...