Rolf Mützenich, former leader of the SPD parliamentary group in Germany's Bundestag, has criticised a "nuclear exchange" ...

The first official statement from the Kremlin about Trump’s move seemed to distance Russian President Vladimir Putin from ...

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

Russia said on Monday that everyone should be "very, very careful" about nuclear rhetoric, responding to a statement by U.S.

Former Russian president Dmitry Medvedev has become embroiled in a tense back-and-forth on social media that prompted U.S.

US President Donald Trump has said that US nuclear submarines are near Russian territory after earlier saying he would make ...

President Donald Trump said he's ordered two nuclear submarines to move in the "appropriate regions" in response to recent ...

Comments made by Russian Security Council Chairman Dmitry Medvedev on Thursday spurred President Donald Trump to reposition ...

The U.S. president said that words ‘can often lead to unintended consequences.’ ...

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

President Donald Trump's announcement to move two nuclear submarines in response to heightened Russia threats comes just ...