Donald Trump pledged to end the conflict in Ukraine, but the war has proved harder to solve than he once thought. Now, he says he'll sanction Russia.

President Donald Trump on Wednesday warned he would impose “high levels” of taxes, tariffs and sanctions on Russia unless Russian President Vladimir Putin strikes a deal to end the war in Ukraine, even as trade between the U.S. and Russia has become increasingly limited in recent years.

President Trump suggested Friday that Ukrainian President Volodymyr Zelensky bore some responsibility for the war that began almost three years ago with Russia’s invasion. “Zelensky — I will say this,

President Trump in a social-media post urged Russian President Vladimir Putin to make a deal, in his most forceful and public effort to end the war in Ukraine.