Non-proliferation

The United States will uphold its leadership in non-proliferation by refraining from unnecessary and destabilizing nuclear tests.

We asked leading experts what questions the Senate Committee on Energy and Natural Resources should focus on in Wright’s confirmation hearing.

Trump faces a significant challenge in addressing Iran's nuclear program, but he also has an opportunity to reduce its proliferation risks.

US presidents of both parties have agreed for 60 years on the need to stop the spread of nuclear weapons. Trump has signaled he’s not so sure.

As Iranian President Massoud Pezeshkian's officially assumes office tomorrow, there is a limited window of opportunity for renewed nuclear diplomacy.

Pursuing transparency measures now in Iran would help prevent the country's nuclear program from triggering a wider war.

COP28 opens with loss and damage fund commitments, a UN Security Council briefing on the Israel-Hamas war, North Korea's nuclear program, and more.

During the next two weeks, Just Security will highlight expert analysis and issues relating to the 78th United Nations General Assembly.

Three months after pledging to find ways to reduce the risks, the Biden administration has yet to take the lead, as it must for US security.

Iran’s recent willingness to work with the IAEA on transparency measures could be a step toward deescalating the nuclear crisis.

The visit is a chance to outline a plan for avoiding an arms race with Russia and China and for reducing the risk of a nuclear catastrophe.

The U.S. goal should not simply be to restrict Chinese access to U.S. technology; rather, the United States should be focused on preventing an arms race that would be unnecessary…