March special issue: What to do about Taiwan

NPT

The ambassador of the Permanent Mission of the People's Republic of China to the United Nations, Wang Qun, speaks to journalists in front of the Grand Hotel after the closed-door nuclear talks with Iran in Vienna, where diplomats of the EU, China, Russia and Iran held their talks. The United States participates in discussions in Vienna to try to save the international agreement on Iranian nuclear power. However, they don't meet at the same table as Tehran and it is the Europeans who serve as intermediaries between the two parties. (Photo by JOE KLAMAR/AFP via Getty Images)

Why a quick return to the Iran nuclear deal is needed to avoid a real nuclear crisis

By Seyed Hossein Mousavian | Nuclear Risk, Nuclear Weapons

TPNW book of signatures

The responsibility to disarm and the nuclear ban treaty

By Ramesh Thakur | Nuclear Weapons

The nuclear ban treaty and legal leverage for its supporters

By Joelien Pretorius | Collections, Nuclear Weapons

The nuclear ban treaty and competing nuclear norms

By Rebecca Davis Gibbons | Collections, Nuclear Weapons

The nuclear ban treaty enters force: The dawn of a nuclear order

By Ramesh Thakur | Collections, Nuclear Weapons

flags in Vienna

The postponed 2020 NPT Review Conference: A modest proposal

By Tariq Rauf | Nuclear Weapons, Opinion

Presidents Obama and Medvedev sign New START in 2010.

Extend arms control for a safer future

By Bulletin Science and Security Board | Analysis, Nuclear Risk, Nuclear Weapons

Gustavo Zlauvinen, president-designate of the 2020 NPT Review Conference.

COVID-19 has given the 2020 NPT Review Conference a reprieve. Let’s take advantage of it

By Robert Einhorn | Analysis, Nuclear Risk

US President Donald Trump and his wife, Melania, look on as German Chancellor Angela Merkel communes with French President Emmanuel Macron during ceremonies commemorating the 100th anniversary of the end of World War I.

Why Germany won’t build its own nuclear weapons and remains skeptical of a Eurodeterrent

By Oliver Meier | Nuclear Risk, Nuclear Weapons

Participation in the Nuclear Non-Proliferation Treaty. Countries in red or orange are non-members.

The NPT turns 50: Will it get to 60?

By Henry Sokolski | Nuclear Weapons

Can the nuclear nonproliferation regime be saved when arms control is collapsing?

By John Mecklin | Nuclear Risk, Nuclear Weapons

Lyndon Johnson addresses the UN General Assembly, 1968.

The NPT took effect 50 years ago; its purpose has been debated from the beginning

By Jonathan R. Hunt | Nuclear Weapons