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

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

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

Did former Russian President Dmitry Medvedev warn President Donald Trump that he should not think that "the Mossad alone has ...

President Donald Trump has ordered the repositioning of two U.S. nuclear submarines. Friday's decision comes after what he ...

The Kremlin tried Monday to defuse tensions caused by remarks from one of Russia’s top officials that led President Trump to ...

Russian President Vladimir Putin held talks with U.S. President Donald Trump’s special envoy Steve Witkoff in Moscow on ...

As Trump has said, “Words have meaning”—and threatening to deploy nuclear submarines off the coast of Russia in response to ...

President Donald Trump is demonstrating that Ronald Reagan's model of "Peace Through Strength" still works when dealing with ...

“Putin uses Medvedev as a tool to express statements related to nuclear weapons, he doesn’t want to discredit his own good ...