Government Information

http://www.fas.org/sgp/crs/nuke/R43406.pdf

The report deals with the need for production of plutonium pits which serve as triggers for thermonuclear weapons.  Since the closing of the Rocky Flats plant in Colorado, the U.S. has made about 11 pits per year, but the Defense Department says 80 are needed.  This report ignores the controversy over whether increased production is needed and focuses on methods for increasing production.  From the Congressional Research Service, posted by the Federation of American Scientists

http://www.defense.gov/pubs/North_Korea_Military_Power_Report_2013-2014.pdf

Discusses the military threat posed by North Korea due to its nuclear weapons development program and its provocative and destabilizing behavior in an annual report mandated by Congress.  From the Defense Department

http://www.fas.org/sgp/crs/mideast/R43311.pdf

Identifies the legislative bases for the sanctions imposed on Iran and the nature of the authority to waive or lift those restrictions.  From the Congressional Research Service, posted by the Federation of American Scientists

http://www.fas.org/irp/agency/dod/dsb/monitoring.pdf

Calls for improved U.S. intelligence tools for global monitoring of nuclear arms proliferation actions and arms control treaties.  Also calls for more transparency about nuclear weapons among nuclear powers.  From the Defense Science Board, posted by the Federation of American Scientists

http://www.fas.org/sgp/crs/nuke/R40094.pdf

This report provides a brief overview of Iran’s nuclear program and describes actions taken by the UN Security Council and the International Atomic Energy Agency to prevent Iran from developing nuclear weapons. From the Congressional Research Service, posted by the Federation of American Scientists

http://www.cbo.gov/sites/default/files/cbofiles/attachments/12-19-2013-NuclearForces.pdf

Estimates the costs over the next decade of the administration’s plans for maintaining and modernizing nuclear weapons and the systems capable of delivering those weapons, the so-called strategic nuclear triad.  From the Congressional Budget Office

http://www.fas.org/sgp/crs/nuke/R43333.pdf

Describes the details of the interim agreement between Iran and the six powers to exchange limited relief for Iran from international sanctions for a freeze in the Iranian nuclear program.  From the Congressional Research Service, posted by the Federation of American Scientists

http://www2.gwu.edu/~nsarchiv/NSAEBB/NSAEBB449/

A collection of 18 declassified Soviet documents, three never before available in English,  that reveal more details about the number of Russian nuclear warheads in Cuba during the 1962 missile crisis and how long they were there.  From the National Security Archive.