The fragile global legal framework for nuclear weapons control faces further setbacks in 2026, eroding guardrails to avoid a nuclear crisis.

DF-31 intercontinental ballistic missiles in three silo fields near its border with Mongolia. While the Pentagon had ...

The United States and the Soviet Union signed numerous arms control treaties to limit the scope, danger, and expense of their ...

Arms control is much unloved at both ends of the political spectrum. Those ideologically opposed to arms control on the right believe it to be a snare and a delusion. In this view, arms control ...

Over the last decade and more, nuclear war has grown increasingly likely. This June, UN Secretary General António Guterres warned that, given the heightened risk of nuclear annihilation, “humanity is ...

In 2023, Moscow suspended the New Strategic Arms Reduction Treaty (New START), withdrew from the Conventional Armed Forces in Europe Treaty (CFE), de-ratified the Comprehensive Nuclear Test Ban Treaty ...

This piece is part of the CSIS International Security Program’s Transition46 series on Defense360. The last remaining bilateral arms control treaty between the United States and Russia—the New ...

There’s always the potential for unintended consequences with arm sales, however justified they are. A basic problem for countries that sell weapons is that once you sell them you’ve given up ...

While the U.S.-Russian relationship continues to be a useful model for thinking about the future, looking at a broader range of experiences shows that arms control is possible both when geopolitics ...

Soviet leader Mikhail Gorbachev, left, and U.S. President Ronald Reagan sign on Dec. 8, 1987, a treaty eliminating U.S. and Soviet intermediate-range and shorter-range nuclear missiles. (AFP/Getty ...

Secretary of State Mike Pompeo made the announcement Friday. The U.S. is withdrawing from a historic Cold War-era nuclear arms control treaty because of ongoing violations, Secretary of State Mike ...