NEW YORK, April 30 -- New York City Mayor Zohran Mamdani said on Wednesday he encourages ‌Britain's King Charles to return the Koh-i-Noor ​Diamond, with his comments coming during the British monarch's ongoing US visit.

"If I were to speak to ‌the king separately from that, I would probably encourage him ​to return the Koh-i-Noor Diamond," Mamdani, who is Indian American, said when asked at a press conference hours before a ceremony that commemorated victims of the ​deadly September 11, 2001, attacks.

Later in the day, the king spoke with Mamdani at the ceremony. Buckingham Palace declined to comment. Mamdani's office did not respond to a request to comment on whether Mamdani brought up the issue with ̴...