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

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

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

European leaders said any diplomatic solution must protect their and Ukraine's interests. Zelenskiy said any decisions taken ...

The USS Maine, an Ohio-class ballistic-missile submarine, transits the Puget Sound in Washington state in March. Once it ...

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

The Kremlin tried Monday to defuse tensions caused by remarks from one of Russia's top officials that led President Trump to shift two nuclear submarines closer to Moscow.

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

After an online spar with Russia's deputy chairman of Russia's Security Council and former president, Dmitri Medvedev, ...

"The highly anticipated meeting between myself, as President of the United States of America, and President Vladimir Putin, ...