New START expired on February 5, leaving the US and Russia without binding limits on their strategic arsenals for the first time since the 1970s. The global arms control system is on life support at a time of unprecedented global nuclear risks.
Every permanent member of the Security Council (P5) is now expanding their nuclear capabilities. Artificial intelligence is entering the targeting, surveillance, and decision-support systems that surround nuclear forces, compressing the time leaders have to think before they act.