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Residents of the Big Apple will learn the identity of their new city leader this election day, in a contest that will determine who runs and protects the country's largest city at a time when the former president has threatened to send armed forces to the urban center.

Against that backdrop, New York has experienced a mayoral election that has matched two distinctly opposing Democrats against one another. The contest has turned into an acrimonious face-off, laced with alleged racism and anti-Muslim sentiment, but it is the political differences between the two main contenders that could have major implications for how the party fares in next year's congressional races.

The Progressive Challenger

In the progressive corner is the democratic socialist, the young democratic socialist whose meteoric rise and people-powered movement has attracted international attention. On the establishment side is the former governor, the ex- New York governor now campaigning independently – and benefiting from the backing of ultra-rich donors and big business.

As the election approaches, it is the progressive, the former longshot who defeated his opponent in the party primary who is solidly positioned as the frontrunner. The candidate, who has campaigned on a agenda of affordability and promised to freeze rent for about two million city residents, has outpaced his rival by significant margins in every poll taken in the fall, and it is very much the progressive's race to throw away.

The Controversial Campaign

Yet, Cuomo, who stepped down as the state's leader in 2021 amid accusations of sexual harassment, has made it clear he will fight to the end, and not necessarily in an fair fashion. He has trashed Mamdani's goals as unrealistic, and in the final stretch chuckled along as a broadcaster made Islamophobic remarks about the candidate, who is a Muslim. Two weeks ago, the independent was strongly criticized as racist after posting an AI-generated ad that featured a slew of racist stereotypes and showed his opponent freeing a group of criminals.

This represents a rather grubby end to an election that could be critical to the path that the party, floundering in its reaction to the former president's authoritarian grabs, takes in the coming years.

National Implications

Should the progressive wins convincingly, the party establishment who have refused to endorse his campaign will be compelled to address a message that has appealed to Americans' frustration at inequality, inflation and the political elite. It would be difficult for Chuck Schumer and the House leader not to embrace at least some of Mamdani's ambitious ideas about economic justice, given the fresh face has created an enthusiasm within the Democratic ranks perhaps not seen since the Vermont senator ran for president eight years ago.

However, should Cuomo, who had been expected to win easily in the June primary, achieve a surprising comeback win, it could reinforce national Democrats' existing approach of cautious, uninspiring resistance – a tactic that has angered grassroots members. A NYC rejection of the progressive's progressive, positive message could persuade party leaders that the wisest course is to remain in the political center – even as surveys show the current iteration of the Democratic party is deeply unpopular nationwide.

Campaign Energy

Residents of New York appear to favor the Mamdani vision. Polls show that Mamdani supporters are much more excited about their choice than his opponent's supporters, something that has been apparent during the race. The candidate's engaging content on digital platforms, his optimistic vision for New York and his willingness to actually venture out and meet people in the metropolis has attracted an army of over fifty thousand volunteers, many of them young or first-time voters.

Negative Tactics

However, the former governor, 67, isn't giving up. And with the stakes stacked against him, the former governor has resorted to ugly messaging in the final days.

Following extensive launching various attacks at Mamdani to see what might stick, the independent has narrowed his focus on targeting the candidate personally. He has labelled his rival, who was born in Uganda to South Asian heritage, an “extremist”, and popped up on Fox Business for an interview with Maria Bartiromo, where the candidate claimed New York “will not survive” his opponent as mayor. It reached a nadir last week, when the former governor laughed along and said “that’s another problem” after a radio host said the candidate would “cheer” another 9/11-style attack.

Campaign Dynamics

The line of attack mirrors much of what Trump, who has sent the military reserves to the capital and threatened to do the same to NYC, has said about the progressive, and perhaps that is expected. A group of billionaire New Yorkers, including some who donated to the Republican in the last presidential race, have pumped millions into trying to get the independent into office, as other powerful voices have pressured the Republican candidate to withdraw from the race.

Political Histories

For the his team, and his wealthy backers, are worried, it should never have come to this. When Mamdani, one of one hundred fifty New York state assembly members, launched his campaign for mayor in last year, not many had known him, and in reality, barely anyone even paid attention.

The former governor, by comparison, entered smoothly into the race in March 2025 and became the instant favorite. He was the big beast who seemingly held every edge. The quintessential political insider, he had wed a political dynasty member and worked in a Democratic presidency. He became the state's leader in 2011, 17 years after his father, Mario Cuomo, left office from the identical role.

The progressive, who was elected to the New York state assembly in 2020, does not have the same political heritage. But his commitment to providing free buses and affordable child services – along with the freeze-the-rent pledge – present a brighter outlook of the city's direction than Cuomo’s pessimistic predictions about “mayhem” and rising criminal activity, and his vow to hire more police officers.

Campaign Controversies

Still, the candidate has encountered difficulties in recent days, after video surfaced appearing to show him implying the NYPD and the IDF were connected.

“We have to make clear that when the boot of the police is on your throat, it’s been influenced by the Israeli military,” Mamdani said in the clip, filmed at a DSA gathering in 2023. The progressive, a vocal opponent of Israel who has said the country is committing genocide in the Palestinian territory, suggested he was criticizing cooperative programs between the NYPD and IDF.

Powerful Moment

As the race closes, the candidate seems to have gained sympathy and support, however, for his reaction to his opponent's escalating attacks.

Mamdani responded to the independent's terrorism comments in an emotional video. In it, the candidate remembered how, when he first ran for state assembly, a Muslim uncle advised to him that he did not have to disclose about his Muslim faith. It was a realization, he said, that many local Muslims had been told “again and again”: “That security could only be found in the shadows of our city. That it is in those shadows alone where Muslims could express their full identities, and that if we were to step out from those shadows, then it is in those silence that we must set aside our beliefs.”

Speaking to the behavior of Cuomo and Sliwa, who has claimed Mamd