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Residents of the Big Apple will learn the identity of their new city leader this Tuesday, in a contest that will determine who runs and protects the country's largest city at a moment when Donald Trump has vowed to send military troops to the city.

In this context, New York has witnessed a race for mayor that has matched two very different Democrats against one another. The contest has turned into an acrimonious showdown, laced with accusations of racism and Islamophobia, but it is the political differences between the two main candidates that could have major implications for how the party performs in next year's congressional races.

The Progressive Challenger

On the left side is the democratic socialist, the 34-year-old progressive candidate whose rapid ascent and people-powered movement has attracted international attention. On the establishment side is Andrew Cuomo, the former New York governor now campaigning independently – and enjoying the backing of wealthy contributors and big business.

As the election approaches, it is the progressive, the one-time underdog who defeated Cuomo in the party primary who is firmly installed as the leading candidate. Mamdani, who has run on a agenda of affordability and promised to halt rent increases for about 2 million New Yorkers, has outpaced his rival by double-digits in every poll conducted in October, and it is very much the progressive's race to throw away.

The Controversial Campaign

However, the former governor, who resigned as governor in recent years amid accusations of misconduct, has made it clear he will battle to the finish, and not necessarily in an fair manner. He has trashed his opponent's goals as unachievable, and in recent days chuckled along as a radio host made anti-Muslim comments about the candidate, who is Muslim. Recently, the independent was strongly criticized as bigoted after posting an artificial intelligence video that included a slew of racial caricatures and showed Mamdani freeing a convicts.

It's been a particularly ugly end to an election that could be critical to the direction that the Democratic party, struggling in its response to the former president's authoritarian grabs, adopts in the near future.

Broader Consequences

Should the progressive wins convincingly, the establishment party leaders who have refused to endorse his campaign will be forced to reckon with a platform that has resonated with voters' anger at economic disparity, inflation and the establishment. It would be hard for the Senate leader and Hakeem Jeffries not to adopt at least a portion of the candidate's progressive proposals about affordability, given the fresh face has generated an excitement within the party perhaps not seen since Bernie Sanders campaigned for the White House in 2016.

However, if Cuomo, who had been predicted to win easily in the June primary, complete a remarkable riches-to-rags-to-riches victory, it could cement the party's existing approach of considered, uninspiring resistance – a tactic that has infuriated the party base. A NYC rejection of Mamdani's optimistic platform could convince Schumer and Jeffries that the wisest course is to stick to the political center – even as polls show the present version of the party is widely disliked nationwide.

Campaign Energy

Residents of New York appear to favor the progressive agenda. Surveys show that his backers are much more excited about their choice than his opponent's supporters, something that has been evident during the race. The candidate's snappy videos on social media, his optimistic vision for the city and his willingness to actually venture out and connect with voters in the city has drawn an army of over fifty thousand volunteers, many of them youth or new participants.

Personal Attacks

Yet, Cuomo, 67, isn't giving up. And with the risks against him, the ex-leader has resorted to ugly messaging in the final days.

After spending months launching various attacks at his opponent to see what might resonate, Cuomo has narrowed his focus on attacking the candidate personally. He has called Mamdani, who was of Ugandan origin to Indian parents, an “extremist”, and appeared on Fox Business for an interview with Maria Bartiromo, where Cuomo claimed New York “will not survive” Mamdani as mayor. It reached a nadir last week, when Cuomo laughed along and said “that’s another problem” after a broadcaster said Mamdani would “cheer” another 9/11-style attack.

Campaign Dynamics

The line of attack mirrors much of what the former president, who has sent the military reserves to Washington DC and warned to do the same to New York, has said about Mamdani, and maybe that shouldn’t come as a surprise. A set of billionaire New Yorkers, including some who contributed to the Republican in the 2024 election, have pumped millions into trying to elect Cuomo elected, as other influential figures have pressured Curtis Sliwa to drop out from the race.

Candidate Backgrounds

As far as the Cuomo camp, and his wealthy backers, are concerned, it should never have come to this point. When the assemblyman, one of one hundred fifty New York state assembly members, launched his mayoral bid in October 2024, few had heard of him, and in truth, barely anyone even noticed.

Cuomo, by comparison, eased his way into the contest in March 2025 and became the immediate frontrunner. He was the big beast who apparently held all the advantages. The classic political insider, he had wed a political dynasty member and served in Bill Clinton’s administration. He assumed office as the state's leader in over a decade ago, seventeen years after his parent, Mario Cuomo, stepped down from the same position.

Mamdani, who was voted in to the state legislature in recently, does not have the same political heritage. But his dedication to providing no-cost transit and affordable child services – along with the freeze-the-rent pledge – offer a brighter outlook of the city's direction than his opponent's dire warnings about “mayhem” and rising criminal activity, and his vow to hire more police officers.

Recent Challenges

Nevertheless, Mamdani has encountered some challenges in the final phase, after video emerged suggesting him suggesting the New York police department and the Israel Defense Forces were connected.

“We have to make clear that when the pressure of the NYPD is on your neck, it’s been laced by the IDF,” the candidate said in the clip, filmed at a Democratic Socialists of America convention in recent years. Mamdani, a longtime critic of Israel who has said the nation is committing genocide in the Palestinian territory, indicated he was questioning joint training exercises between the city police and IDF.

Powerful Moment

With the election nearing, Mamdani appears to have won empathy and backing, however, for his reaction to Cuomo’s escalating attacks.

Mamdani responded to the independent's 9/11 remarks in an heartfelt recording. In it, the candidate recalled how, when he first ran for state assembly, a family member advised to him that he did not have to disclose about his religion. It was a lesson, Mamdani said, that many Muslim New Yorkers had been taught “again and again”: “That security could only be found in the shadows of our community. That it is in those shadows alone where Muslims could embrace their full identities, and that if we were to emerge from those seclusion, then it is in those shadows that we must set aside our faith.”

Addressing the actions of Cuomo and Sliwa, who has alleged Mamd