The United States has been pushing Ukraine to accept a peace plan that seems in part a gift to Moscow. But the short meeting of the leaders, and subsequent comments, appeared to be a change in tone.

The office of President Zelensky shared a picture of Trump and Zelensky engaged in conversation at St. Peter’s Basilica.

The president said he was attending out of respect for Pope Francis but held a brief meeting with Ukrainian President Volodymyr Zelensky.