Recent developments regarding Iran’s nuclear program have drawn attention to the Nuclear Non-Proliferation Treaty (NPT) as the legal basis for preventing Iran from acquiring nuclear weapons. Iran’s ...

The Treaty on the Non-Proliferation of Nuclear Weapons (NPT) was opened for signature in 1968 and entered into force in 1970. As set out in Article VIII of the Treaty, the Parties agreed to regularly ...

Members of the Treaty on the Prohibition of Nuclear Weapons (TPNW), also known as the ban treaty, met June 21-23 in Vienna for the treaty’s first meeting of states parties. As the first formal ...

US-Israeli attacks on Iranian nuclear sites raise serious questions of international law under the Nuclear Non-Proliferation Treaty (NPT, or Treaty). While these attacks may be evaluated under the UN ...

Coauthored with Naomi Egel, research associate in the International Institutions and Global Governance program at the Council on Foreign Relations. Although ongoing negotiations with Iran have ...