The president repeatedly said on the campaign trail that he would bring an end to the war in the first 24 hours of his second term.

U.S. President Donald Trump said he would speak to Ukrainian President Volodymyr Zelenskyy on Friday. He also said that he was “very disappointed” with the conversation he had with Russian President Vladimir Putin on Thursday.

The call marked the sixth publicly acknowledged conversation between the two leaders since Trump returned to office earlier this year.