Former Secretary of State Condoleezza Rice weighed in earlier this week on President Trump's ultimatum on Russia, suggesting it is a "turning point" in peace efforts in the over three-year-long war in Ukraine.

"This last week was a turning point," she said Thursday during a panel moderated by NBC's Andrea Mitchell at the Aspen Security Forum in Colorado.

“I think the best news that we could possibly give to the Ukrainian people is that the U.S. and Europe have finally aligned around the idea that [Russian President] Vladimir Putin will not be stopped with words," Rice continued later. "He will only be stopped if he believes that he can go no further, he can win no further."

Her analysis comes just days after Trump said the U.S. would impose "severe" sanctions on Russia if the Kremlin did not agree to a ceasefire with Ukraine within "50 days." He also indicated that a "secondary" tariff — as high as 100 percent — could be added that would target nations importing oil and gas from Moscow.

“We’re very, very unhappy with [Russia], and we’re going to be doing very severe tariffs if we don’t have a deal in........

© The Hill