Donald Trump has not included Russia on its expansive list of countries that will face major new tariffs starting today as Vladimir Putin’s top negotiator held meetings in Washington.At the same time,

President Donald Trump's frustration at trying to get peace in Ukraine is growing as ending a war that raging over three years continues to throw up difficulties.Newsweek has contacted the White House for comment.

Over the past two months, the United States has been talking with both Ukraine and Russia – separately – to try to fulfil one of President Donald Trump’s main campaign promises: ending the war in Ukraine.