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

The Russian and Chinese militaries practiced destroying an "enemy" submarine during joint naval drills Wednesday, just days ...

American nuclear forces consist of ballistic missile submarines, land-based intercontinental ballistic missiles, and bomber ...

President Donald Trump issued a rare threat of nuclear escalation on Friday, saying he had ordered two nuclear submarines to ...

The Kremlin warned Monday against “nuclear rhetoric” after President Trump repositioned two nuclear submarines because of ...

President Trump said Friday the U.S. is positioning two nuclear submarines in “appropriate regions” near Russia, a move he ...

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

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

President Trump confirmed Sunday that nuclear submarines “are in the region” two days after saying the U.S. was positioning ...

President Donald Trump told reporters in Pennsylvania that two nuclear submarines are in the region to counter Russia ahead ...

Donald Trump has now said two U.S. nuclear submarines are "where they have to be" — days after ordering their deployment ...

Global tensions have hit a dangerous new peak as Russian President Vladimir Putin announces the termination of a key nuclear ...