The nominee for secretary of state discusses some of the Biden administration's foreign policy principles.
Iran has begun to produce 20 percent-enriched uranium, significantly reducing the work needed to make nuclear weapons material.
The U.S. Army has identified two Navy missiles to serve as the basis for a new land-based system that would have violated the INF Treaty.
Nominations for the next head of the Comprehensive Test Ban Treaty Organization were reopened after no candidates reached the majorities needed in a December vote.
Evolving U.S. and Chinese attitudes toward the Arms Trade Treaty are changing the treaty’s outlook just seven years after its adoption.
The U.S. withdrawal raises questions about the treaty’s future.
President-elect Joe Biden has indicated his support for the 2015 nuclear deal, but going back may be complicated.
The Treaty on the Prohibition of Nuclear Weapons (TPNW), which will enter into force Jan. 22, marks a new, hopeful phase in the long-running struggle to prevent nuclear war and eliminate nuclear weapons.
On the verge of taking effect, the TPNW is ready to set the norms needed for nuclear disarmament.
The first global treaty to ban nuclear weapons will take effect in January 2021.