President Trump has cast himself as a global peacemaker. His interventions have calmed some conflicts, while in others his role is less clear.

President Trump held forth about the nature of show business and his own tortured relationship with celebrity.

© Tierney L. Cross/The New York Times

The gesture comes after a U.S.-brokered cease-fire with Thailand, and a trade deal with Washington that blunted a threat of heavy tariffs.

© Pool photo by Angela Weiss