President Trump has demanded Russia stop its “ridiculous war” with Ukraine or face stiffer penalties — but the U.S. doesn’t appear to have much financial leverage left after a raft of prior sanctions.

President Donald Trump is threatening to impose stiff taxes, tariffs and sanctions on Russia if an agreement isn’t reached to end the war in Ukraine

U.S. President Donald Trump said on Wednesday he would add new tariffs to his sanctions threat against Russia if the country does not make a deal to end its war in Ukraine, and added that these also could be applied to "other participating countries.