Just one nuclear arms pact between Moscow and Washington is still standing: New START, which experts say is on the ropes and ...

"Rhetoric sometimes turns into action in unpredictable ways," a former senior U.S. arms control official told Newsweek.

COMMENT: Steve Witkoff - the president’s international diplomatic Mr Fixit - has failed to bring peace to the Middle East or ...

President Trump is rattling the U.S.’s formidable nuclear saber amid his growing frustration with Russian President Vladimir ...

The Kremlin has tried to calm tensions in a feud between Trump and Medvedev that spiraled into nuclear threats.

Russia urged caution after Trump claimed he redeployed nuclear subs in response to provocative remarks by a senior Russian official.

President Trump confirms nuclear submarines are positioned in region as special envoy Steve Witkoff prepares to visit Russia ahead of ceasefire deadline.

Heightened tensions with Russia stem from President Trump's ultimatum to Moscow: make peace with Ukraine or brace for sanctions and secondary tariffs.

President Trump confirmed Sunday that nuclear submarines “are in the region” two days after saying the U.S. was positioning two nuclear submarines close to Russia. “I’ve already put out a ...

US President Donald Trump said Friday he was ordering two US Navy nuclear submarines to positions closer to Russia, in ...

After a weeklong back-and-forth between Donald Trump and Dmitry Medvedev, Trump said in a post on Truth Social that he ...