BGOV OnPoint: Nuclear Treaty’s End Jolts Arms Control Debate

Feb. 5, 2026, 8:05 PM UTC

The 2010 New START Treaty between the US and Russia expired Feb. 5, raising questions about the future of nuclear arms control and triggering fears of a new arms race.

The agreement was the last remaining bilateral arms treaty between the two countries and set limits on their arsenals of strategic nuclear weapons.

President Donald Trump said Feb. 5 he wants a new treaty rather than an extension of New START, calling it a badly negotiated deal that was being “grossly violated.” Russian President Vladimir Putin said Feb. 4 the nations are now “free to choose their next steps” after ...

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