New Delhi, Jan. 1 -- : Zohran Mamdani was sworn in as the mayor of New York City just after midnight on Thursday, taking the oath of office at a decommissioned subway station in Manhattan.

As the first Muslim leader of America's largest city, Mamdani, a Democrat, took the oath, placing his hand on the Quran, while standing at the flight of stairs right in front of the arched ceiling of the defunct subway station.

"This is truly the honor and the privilege of a lifetime," Mamdani said in a brief speech.

The ceremony took place at an iconic City Hall station, one of the city's original subway stops, according to foreign media reports.

In Mamdani's first speech as mayor, he said the old subway station was a "testament to the importance of ...