Donald Trump warned a key Vladimir Putin ally he was “entering dangerous territory” in an escalating war of words.

Dmitry Medvedev referenced a rumored Soviet-era nuclear weapon system during an online disagreement with President Trump.

F ormer Russian president Dimitri Medvedev has threatened the United States with nuclear war via its 'fabled Dead Hand' ...

Vladimir Putin is an avowed enemy of the United States who has used all levers of power to undermine US national security and threaten the physical existence of the American people.

SIX people, including a child, have been killed in Vladimir Putin’s latest deadly blitz on Ukraine. Donald Trump has also ...

The former Russian president Dmitri Medvedev offers President Trump a useful foil to criticize without rebuking Vladimir Putin, one analyst said.

Former Russian president Dimitri Medvedev, who has been one of the most vocal anti-West voices among Vladimir Putin's cabinet ...

A public clash between US President Donald Trump and former Russian President Dmitry Medvedev escalated into Cold War-style ...

An international war of words erupted on July 30 when U.S. President Donald Trump squared up on social media to former ...

Having exhausted time-buying diplomatic options, Russia and Iran are on a collision course with the U.S. Team Trump finds ...