President Donald Trump seems to have learned the lesson painfully gleaned by all his 21st-century predecessors: You can’t reset US relations with Vladimir Putin.

A new book alleges that President Donald Trump told donors he threatened Russian President Vladimir Putin with bombing Moscow if Russia invaded Ukraine.

Russian President Vladimir Putin’s forces launched a massive aerial assault on Ukraine early Thursday for the second time in two days.

"With Putin, I said, 'If you go into Ukraine, I'm going to bomb the s--t out of Moscow,'" Trump can be heard saying on the recording. "He said 'No way,' and I said, 'Way.' And then he goes,

President Trump announces arrangement where NATO pays for US weapons sent to Ukraine, as Russian strikes intensify across Ukraine, including an attack on a maternity hospital.

Is there a direct link between what US President Donald Trump says and what Russian President Vladimir Putin does? Certainly, the harsh words and bitter violence of recent days in Ukraine suggest the answer is maybe.

New York Times' White House correspondent Peter Baker on "Washington Week" said Zelensky helped President Donald Trump discover that he can't trust his "friend" Vladimir Putin. ASHLEY PARKER, THE ATLANTIC,

Secretary of State Marco Rubio talks about countering China as it expands its global influence. But President Trump’s tariff threats have created friction with U.S. partners.