Mayor Zohran Mamdani and King Charles did not meet privately. But if they had, the mayor said, he probably would have raised the issue of the Koh-i-Noor Diamond.

© Pool photo by Jeenah Moon

There were at least 10 American billionaires, six Fox News hosts, assorted presidential pals, no Democratic politicians and not so many British.

© Kenny Holston/The New York Times