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New Yorkers will discover the identity of their new city leader this Tuesday, in a race that will decide who governs and defends the nation's most populous metropolis at a moment when Donald Trump has threatened to send military troops to the city.

Against that backdrop, New York has experienced a mayoral election that has pitted two very different Democrats against one another. The election has turned into an acrimonious showdown, laced with accusations of racism and Islamophobia, but it is the ideological divide between the two leading candidates that could have major implications for how the party performs in next year's congressional races.

The Rising Progressive

In the progressive corner is the democratic socialist, the young progressive candidate whose meteoric rise and people-powered movement has attracted global notice. Representing the old guard is the former governor, the former New York governor now campaigning independently – and enjoying the support of ultra-rich donors and corporations.

As the election approaches, it is Mamdani, the one-time underdog who beat Cuomo in the party primary who is firmly installed as the leading candidate. The candidate, who has run on a agenda of economic justice and pledged to halt rent increases for about two million New Yorkers, has led Cuomo by double-digits across all surveys taken in the fall, and it is very much the progressive's election to throw away.

A Bitter Contest

Yet, the former governor, who stepped down as governor in recent years amid allegations of sexual harassment, has stated clearly he will fight to the finish, and not necessarily in an above-the-belt fashion. He has trashed his opponent's goals as unrealistic, and in the final stretch laughed as a radio host made Islamophobic remarks about the candidate, who is Muslim. Two weeks ago, the independent was strongly criticized as racist after posting an AI-generated ad that featured a series of racist stereotypes and showed Mamdani freeing a convicts.

This represents a particularly ugly end to an election that could be key to the direction that the Democratic party, floundering in its reaction to Trump's authoritarian grabs, takes in the coming years.

National Implications

If Mamdani secures a clear victory, the party establishment who have declined to support his bid will be compelled to address a platform that has appealed to voters' frustration at inequality, soaring price rises and the establishment. It would be hard for the Senate leader and the House leader not to adopt at least a portion of Mamdani's ambitious ideas about affordability, given the newcomer has created an excitement within the party perhaps not witnessed since Bernie Sanders ran for president eight years ago.

However, if Cuomo, who had been expected to sail to victory in the Democratic primary, complete a remarkable riches-to-rags-to-riches win, it could reinforce the party's current model of cautious, uninspiring resistance – a strategy that has angered the party base. A New York defeat of the progressive's optimistic platform could persuade party leaders that the best plan is to stick to the political center – even as surveys show the current iteration of the Democratic party is deeply unpopular nationwide.

Voter Enthusiasm

Residents of New York seem to prefer the Mamdani vision. Surveys show that Mamdani supporters are much more excited about their choice than his opponent's supporters, something that has been apparent during the race. Mamdani's engaging content on social media, his optimistic vision for the city and his readiness to actually venture out and connect with voters in the metropolis has drawn an army of more than 50,000 volunteers, many of them young or new participants.

Negative Tactics

However, Cuomo, in his late sixties, continues to fight. And with the risks stacked against him, the former governor has turned to negative campaigning in the final days.

Following extensive launching various attacks at his opponent to see what might resonate, Cuomo has narrowed his focus on attacking Mamdani directly. He has called his rival, who was of Ugandan origin to South Asian heritage, an “extremist”, and appeared on conservative media for an discussion with a rightwing host, where Cuomo claimed New York “will not survive” Mamdani as city leader. It hit bottom last week, when the former governor chuckled and said “that’s another problem” after a broadcaster said the candidate would “cheer” another 9/11-style incident.

Campaign Dynamics

This strategy echoes much of what the former president, who has sent the national guard to the capital and warned to do the same to New York, 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 2024 election, have invested heavily into trying to elect the independent into office, as other powerful voices have urged Curtis Sliwa to drop out from the contest.

Political Histories

As far as the his team, and his wealthy backers, are worried, it should not have reached to this. When Mamdani, one of one hundred fifty state legislators, launched his campaign for mayor in October 2024, few had heard of him, and in reality, barely anyone even noticed.

Cuomo, by contrast, entered smoothly into the contest in March 2025 and became the immediate frontrunner. He was the big beast who apparently held every edge. The quintessential political insider, he had married a Kennedy and served in a Democratic presidency. He assumed office as the state's leader in 2011, 17 years after his father, the former governor, left office from the identical role.

The progressive, who was elected to the state legislature in recently, does not have the comparable background. But his dedication to providing no-cost transit and free childcare – along with the rent control promise – present a more positive vision of the city's direction than Cuomo’s dire warnings about “mayhem” and rising criminal activity, and his vow to increase police presence.

Campaign Controversies

Nevertheless, Mamdani has encountered difficulties in recent days, after footage surfaced appearing to show him implying the New York police department and the Israel Defense Forces were intertwined.

“We have to make clear that when the pressure of the NYPD is on your throat, it’s been influenced by the Israeli military,” Mamdani said in the clip, filmed at a DSA gathering in recent years. Mamdani, a longtime critic of Israel who has said the country is engaging in atrocities in the Palestinian territory, indicated he was criticizing joint training exercises between the NYPD and Israeli forces.

Emotional Response

With the election nearing, Mamdani appears to have won empathy and backing, however, for his reaction to his opponent's increasing rhetoric.

The progressive responded to the independent's terrorism comments in an emotional video. In it, Mamdani remembered how, when he first campaigned for state assembly, a Muslim uncle suggested to him that he did not have to disclose about his religion. It was a realization, Mamdani said, that many Muslim New Yorkers had been taught “again and again”: “That safety could only be found in the shadows of our city. That it is in those shadows alone where followers of Islam could embrace 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.”

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