Ukrainian President Volodymyr Zelenskyy gushed with gratitude toward President Donald Trump during an Oval Office meeting.

Ukraine's air force reported a major Russian attack on Monday night and into Tuesday morning -- the largest barrage for weeks ...

Ahead of his meeting with the Russian leader last week, Trump threatened Russia with “severe consequences” if it didn’t ...

Donald Trump has said European countries would "frontload" any security agreement for Ukraine, with no US boots on the ground ...

President Donald Trump said he’s begun arrangements for a face-to-face meeting between Vladimir Putin and Volodymyr Zelenskyy ...

President Donald Trump continues to be vague on the details of any possible security guarantees, saying the U.S. will support ...

Hot mics, often leavened with video, have bedeviled aspiring and actual leaders long before social media. During a sound ...

President Trump, Ukrainian President Volodymyr Zelensky and key European leaders met at the White House on Monday afternoon ...

The Ukrainian president says Monday's talks have been "constructive" as European leaders repeat calls for a ceasefire.