Washington, Aug. 14 -- US President Donald Trump has promised "very severe consequences" on Russia if its President Vladimir Putin doesn't agree to end his war in Ukraine during the two leaders' meeting in Alaska on Friday.

"There will be consequences," Trump just said during an event at the Kennedy Center in Washington, reports CNN.

Asked if that meant new sanctions or tariffs, Trump objected.

"I don't have to say," he said, adding only: "There will be very severe consequences."

Notably, Trump had previously threatened new sanctions on Moscow as punishment for the Ukraine war, setting last Friday as a deadline to impose them unless Putin came to the negotiating table.

That deadline came and went without new sanctions, which could have...