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.

Trump reveals nuclear submarine movements to counter Russian threats over Ukraine, marking a rare instance of a U.S.

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

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

Former President Dmitry Medvedev, who often issues threats on social media, told the world to "expect further steps" ...

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

Russia ended its moratorium on deploying medium and short-range nuclear missiles on Sunday, citing NATO actions after U.S.

"Putin will stop killing people if you get energy down another $10 a barrel. He's going to have no choice because his economy stinks," Trump said Tuesday.