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New Yorkers will discover who will be their next mayor this election day, in a race that will determine who runs and defends the country's most populous metropolis at a moment when Donald Trump has threatened to deploy military troops to the urban center.

Against that backdrop, New York has experienced a race for mayor that has matched two very different Democrats against each other. The contest has turned into an increasingly bitter face-off, marked by alleged racial bias and Islamophobia, but it is the political differences between the two leading contenders that could have major implications for how the Democratic party fares in next year's congressional races.

The Progressive Challenger

On the left side is the democratic socialist, the young progressive candidate whose rapid ascent and people-powered movement has brought international attention. Representing the old guard is the former governor, the ex- New York governor now campaigning independently – and enjoying the support of wealthy contributors and corporations.

As the election approaches, it is Mamdani, the one-time underdog who beat Cuomo in the party primary who is solidly positioned as the frontrunner. The candidate, who has run on a platform of economic justice and promised to freeze rent for about two million New Yorkers, has outpaced Cuomo by double-digits across all surveys taken in the fall, and it is very much the progressive's election to lose.

The Controversial Campaign

Yet, Cuomo, who stepped down as governor in 2021 amid accusations of misconduct, has made it clear he will fight to the finish, and not necessarily in an above-the-belt manner. He has trashed Mamdani's goals as unachievable, and in the final stretch laughed as a broadcaster made Islamophobic remarks about Mamdani, who is Muslim. Recently, the independent was widely condemned as racist after posting an artificial intelligence video that featured a slew of racist stereotypes and showed his opponent releasing a convicts.

This represents a rather grubby end to an race that could be key to the path that the Democratic party, floundering in its reaction to the former president's authoritarian grabs, takes in the near future.

National Implications

If the progressive wins convincingly, the party establishment who have declined to support his bid will be compelled to address a platform that has appealed to voters' anger at economic disparity, inflation and the political elite. It would be hard for the Senate leader and Hakeem Jeffries not to adopt at least some of Mamdani's ambitious ideas about affordability, given the newcomer has created an enthusiasm within the party arguably not seen since Bernie Sanders campaigned for the White House eight years ago.

Conversely, if Cuomo, who had been expected to win easily in the June primary, complete a surprising comeback victory, it could reinforce the party's existing approach of considered, uninspiring opposition – a tactic that has infuriated grassroots members. A NYC rejection of the progressive's optimistic platform could persuade party leaders that the wisest course is to remain in the political center – even as polls show the current iteration of the party is deeply unpopular across the country.

Campaign Energy

Residents of New York seem to prefer the Mamdani vision. Polls show that his backers are much more excited about their choice than his opponent's supporters, something that has been apparent throughout the campaign. The candidate's snappy videos on social media, his optimistic vision for the city and his willingness to actually get out and connect with voters in the city has drawn an army of over fifty thousand volunteers, many of them youth or first-time voters.

Negative Tactics

Yet, the former governor, 67, isn't giving up. And with the stakes stacked against him, the ex-leader has turned to ugly messaging in recent weeks.

After spending months launching various attacks at his opponent to see what might stick, Cuomo has concentrated on targeting Mamdani personally. He has labelled Mamdani, who was of Ugandan origin to Indian parents, an "radical", and popped up on Fox Business for an discussion with a rightwing host, where Cuomo asserted the city “will not survive” Mamdani as city leader. It hit bottom last week, when the former governor laughed along and said “that’s another problem” after a radio host said Mamdani would “cheer” another 9/11-style incident.

Campaign Dynamics

This strategy echoes much of what Trump, who has deployed the military reserves to Washington DC and warned to do the same to NYC, has said about Mamdani, and perhaps that is expected. A set of wealthy residents, including some who contributed to the Republican in the 2024 election, have pumped millions into trying to get Cuomo elected, as other powerful voices have urged the Republican candidate to drop out from the contest.

Candidate Backgrounds

For the Cuomo camp, and his billionaire supporters, are concerned, it should not have reached to this point. When the assemblyman, one of 150 state legislators, launched his campaign for mayor in last year, few had known him, and in truth, few even paid attention.

The former governor, by comparison, eased his way into the contest in March 2025 and became the instant favorite. He was the big beast who seemingly held all the advantages. The classic establishment figure, he had married a political dynasty member and worked in Bill Clinton’s administration. He became the state's leader in over a decade ago, seventeen years after his father, Mario Cuomo, stepped down from the identical role.

Mamdani, who was voted in to the state legislature in 2020, does not have the same political heritage. But his dedication to providing no-cost transit and affordable child services – along with the rent control promise – offer a brighter outlook of the city's direction than his opponent's pessimistic predictions about “mayhem” and unfettered crime, and his promise to hire more police officers.

Recent Challenges

Still, the candidate has encountered some challenges in the final phase, after video surfaced suggesting him implying the New York police department and the IDF were intertwined.

“We have to make clear that when the pressure of the police is on your neck, it’s been influenced by the IDF,” Mamdani said in the clip, filmed at a DSA convention in 2023. The progressive, a longtime critic of Israel who has said the country is committing genocide in Gaza, indicated he was criticizing cooperative programs between the NYPD and IDF.

Emotional Response

As the race closes, Mamdani appears to have won sympathy and support, however, for his response to his opponent's increasing rhetoric.

The progressive responded to the independent's 9/11 remarks in an emotional video. In it, the candidate recalled how, when he first campaigned for the legislature, a Muslim uncle advised to him that he did not have to disclose about his Muslim faith. It was a lesson, he said, that many Muslim New Yorkers had been taught “again and again”: “That security could only be found in the shadows of our city. That it is in those hidden spaces alone where Muslims could express their full identities, and that if we were to emerge from those shadows, then it is in those silence that we must leave our faith.”

Speaking to the actions of his opponents, who has claimed Mamd