Sea-launched ballistic missiles on British ballistic missile submarines will be armed with the upgraded W76-1 nuclear warhead currently in production in the United States, according to a report from Sandia National Laboratories. According to the Labs Accomplishments from March 2011, “the first W76-1 United Kingdom trials test was performed at WETL [Weapon Evaluation Test Laboratory], […]
Most NATO countries support withdrawal of U.S. nuclear weapons from Europe, only three oppose, according to interviews with NATO officials. . By Hans M. Kristensen Two researchers from the Dutch peace group IKV Pax Christi have published a unique study that for the first time provides the public with an overview of what individual NATO […]
U.S. officials say that aggregate numbers of the New START treaty will be made publicly available but that these may be very general numbers and a decision still has to be made. For a copy of the final START aggregate numbers, click here. . By Hans M. Kristensen The first data exchange of the New […]
The F-16s (left) of the 8th Fighter Wing at Kunsan Air Base in South Korea lost their nuclear capability in 1991. The F-15Es (right) of the 4th Fighter Wing at Seymour Johnson Air Base in North Carolina no longer are certified for the nuclear strike mission. Instead, extended deterrence is served by conventional forces and […]
By Hans M. Kristensen The Center on National Security and the Law and the Federal Legislation and Administrative Clinic co-hosted an event at Georgetown University Law Center on Tuesday, March 1st: Next Steps after New START: A Treaty on Tactical Nuclear Weapons. The event included a keynote speech by Edward Warner, the Senior Advisor to the under […]
by Matt Schroeder The Federation of American Scientists has acquired two previously unreleased US government reports on arms transfers, one on recent sales of US weapons and the other on arms purchased for the Afghanistan government with US military aid. Both documents were acquired under the Freedom of Information Act. The first report, which is […]
By Hans M. Kristensen The January 2011 issue of Air Force Magazine has a nice spread on the Chart Page where they reproduce a chart I produced of U.S. and Russian nuclear warhead inventories. The chart is the product of the research and public education I do about the status of nuclear forces in collaboration […]
By Hans M. Kristensen The Obama administration has published its budget request for Fiscal Year 2012, which includes its plans for maintaining and modernizing its nuclear weapons arsenal. Due to the extensive debate about the New START treaty last year a great deal of the nuclear plans were already known. And the budget request demonstrates […]
The General Accounting Office concludes that NNSA lacks the basis for justifying multi-billion dollar modernization projects such as the Chemical and Metallurgy Research Replacement Facility at Los Alamos National Laboratory in Los Alamos, New Mexico. . By Hans M. Kristensen At a time when the National Nuclear Security Administration (NNSA) is asking Congress to authorize […]
By Hans M. Kristensen The Nuclear Notebooks Robert Norris and I publish in the Bulletin of the Atomic Scientists are now the most frequently read articles in the magazine, according to their latest announcement. The highlight of the announcement is Senator John Kerry’s use of our estimate of Russian nonstrategic nuclear weapons during the Senate […]
The New START treaty is in the bag, approved by the US Congress and Russian Duma. . By Hans M. Kristensen The upper house of the Russian Parliament (Duma) earlier today approved the New START treaty signed by presidents Medvedev and Obama in Prague on April 8, 2010. This follows approval of the treaty by […]
Following NATO’s strategic concept and expectations that the next round of US-Russian nuclear arms control negotiations will deal with tactical nuclear weapons in some shape or form, Stan Norris and I have published our latest estimate on U.S. nuclear weapons in Europe in the Bulletin of the Atomic Scientists. Although the strategic concept states that […]