He’s entering very dangerous territory!” Trump said after former Russian President Dmitry Medvedev mocked him online.

President Trump says secondary sanctions against Russian oil-purchasing nations will go into effect next week if Putin ...

US President Donald Trump has issued a fresh ultimatum to Russian leader Vladimir Putin amid tensions over a peace deal with ...

US President Donald Trump is no longer going to talk to Russian leader Vladimir Putin about a ceasefire with Ukraine, as he ...

In Trump’s telling, Putin tells him one thing, then does another. The Kremlin leader, whose relationship with Trump has been the subject of fascination for a decade, has gone “absolutely crazy” in his ...

WASHINGTON – President Donald Trump gave Russian President Vladimir Putin an ultimatum when he took office: Settle the war with Ukraine or brace for painful tariffs and ruinous sanctions. Six ...

Donald Trump has escalated his feud with Dmitry Medvedev, warning the former Russian president and long-term Putin ally he is straying into "dangerous territory." This is a breaking news story—more to ...

Donald Trump issued a warning to former Russian president Dmitry Medvedev after saying the reduced deadline to take steps ...