The young politician, the first Muslim to lead the largest city in the US and firmly on the left, filled his inauguration ceremony on Thursday with symbolic gestures. Elected on a pledge to make New York more affordable, he said he intends to govern 'expansively and audaciously.'

Zohran Mamdani is sworn in as NYC's first Muslim mayor at historic subway station, promising transformative change for the city.

New mayor, 34, was sworn in by state attorney general Letitia James in old beaux arts city hall subway station