By Tom Z. Collina and Daryl G. Kimball The Obama administration is "committed" to working with Senators of both parties to ratify the Comprehensive Test Ban Treaty (CTBT), National Security Advisor Tom Donilon said March 29, "just as we did for New START." This was one of the most significant, high-level statements from a senior administration official on the test ban since April 2009, when President Obama called on the Senate to reconsider the treaty.

By Jeff Abramson As the year progresses, we'll revisit the mid-term grades given the Obama administration on their conventional weapons policies. For the moment, the D grade on cluster munitions remains unchanged because U.S. policy is unchanged, but there is much happening: Libya

RS-24 Yars ICBM, Associated Press

By Greg Thielmann

By Alfred Nurja

Image Source: CNS

Robert J. Einhorn, Special Advisor for Nonproliferation and Arms Control, Department of State

Image Source: Wall Street Journal

By Alfred Nurja

In a February 3 post, Arms Exporters React to Middle East Unrest , Arms Control Now noted that the United States had not sold military goods to Libya and had maintained a unilateral embargo on arms sales to Col. Gaddafi's regime which was last updated in 2007.

In a recently released Issue Brief, ACA Scoville Fellow Rob Golan-Vilella looks at the impact of the ongoing battles over the federal budget on government programs aimed at preventing terrorists from obtaining nuclear weapons-usable materials. While the Obama administration last year called for increased spending in these areas, Rob reports that the newly elected House of Representatives is proposing to reduce funding for many of these programs.

By Jeff Abramson (blogging from the UN)

March 1 marks the 12th anniversary of the 1999 entry into force of the Mine Ban Treaty, which seeks to eliminate the use of one of the most destructive and indiscriminate weapons of war. It has been over a year since the Barack Obama administration began a comprehensive review of its landmines policy. During those months, U.S.