Speaking to a crowd at the Brooklyn Paramount Theater, Mamdani declared the win a “mandate for change” and a rejection of politics “that answers only to the few.” Watch the video.

New York, tonight you have delivered a mandate for a new kind of politics, a mandate for a city that we can afford and a mandate for a government that delivers exactly that."

"I know you're watching, turn the volume up," the 34-year-old socialist tells the president as he becomes the first Muslim mayor of New York City.

The "Will & Grace" actress shared an Instagram meme hours before Mamdani was elected New York City's next mayor.

Democratic candidate Zohran Mamdani's projected victory as New York City's first Muslim and South Asian mayor marks a historic moment, that could galvanize those communities, some voters and experts tell ABC News.

Zohran Mamdani made free buses one of his signature policy proposals during the New York City mayor's race, a campaign filled with ideas to make living in NYC more affordable. Now that he has been elected as the city's next mayor, the self-proclaimed democratic socialist's work begins to turn the idea into action.

Democratic Senator Andy Kim of New Jersey joins MSNBC’s Lawrence O’Donnell to talk about Democrat Mikie Sherrill’s campaign for New Jersey Governor the night before Election Day 2025.

Mamdani has been highly critical of ICE, calling it "a rogue agency, one that has no interest in laws, no interest in order."