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New Yorkers will discover the identity of their next mayor this election day, in a contest that will determine who governs and defends the country's most populous metropolis 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 each other. The election has turned into an acrimonious showdown, marked by accusations of racial bias and Islamophobia, but it is the ideological divide between the two leading contenders that could have major implications for how the party performs in next year's congressional races.

The Progressive Challenger

In the progressive corner is the democratic socialist, the young democratic socialist whose rapid ascent and grassroots campaign has attracted international attention. Representing the old guard is Andrew Cuomo, the former Democratic New York governor now running as an independent – and benefiting from the backing of wealthy contributors and corporations.

With days to go, it is the progressive, the one-time underdog who defeated his opponent in the Democratic primary who is firmly installed as the frontrunner. The candidate, who has campaigned on a platform of affordability and promised to halt rent increases for about 2 million city residents, has outpaced Cuomo by significant margins in every poll taken in October, and it is very much the younger man's race to throw away.

The Controversial Campaign

However, Cuomo, who resigned as governor in 2021 amid allegations of misconduct, has made it clear he will fight to the finish, and not necessarily in an fair manner. He has trashed Mamdani's objectives as unachievable, and in the final stretch laughed as a radio host made Islamophobic remarks about Mamdani, who is a Muslim. Recently, the independent was strongly criticized as bigoted after posting an AI-generated ad that included a slew of racial caricatures and showed Mamdani freeing a group of criminals.

It's been a rather grubby conclusion to an race that could be critical to the path that the party, floundering in its reaction to Trump's authoritarian grabs, adopts in the near future.

Broader Consequences

Should the progressive wins convincingly, the establishment party leaders who have declined to support his bid will be forced to reckon with a platform that has appealed to Americans' anger at economic disparity, inflation and the establishment. It would be hard for Chuck Schumer and Hakeem Jeffries not to embrace at least a portion of Mamdani's progressive proposals about economic justice, given the newcomer has generated an excitement within the party perhaps not witnessed since the Vermont senator ran for president in 2016.

Conversely, if Cuomo, who had been predicted to win easily in the Democratic primary, complete a remarkable comeback victory, it could reinforce the party's current model of cautious, uninspiring opposition – a tactic that has infuriated grassroots members. A NYC rejection of Mamdani's progressive, positive message could persuade party leaders that the best plan is to remain in the center – even as surveys show the current iteration of the party is widely disliked across the country.

Voter Enthusiasm

Voters in New York seem to prefer the Mamdani vision. Surveys show that his backers are far more enthusiastic about their choice than his opponent's supporters, something that has been apparent during the race. Mamdani's engaging content on digital platforms, his hopeful outlook for New York and his willingness to actually venture out and meet people in the metropolis has drawn an force of more than 50,000 volunteers, many of them young or new participants.

Personal Attacks

Yet, the former governor, 67, continues to fight. And with the risks against him, the ex-leader has turned to negative campaigning in recent weeks.

Following extensive throwing basically everything at Mamdani to see what might stick, the independent has concentrated on targeting the candidate directly. He has labelled Mamdani, who was born in Uganda to South Asian heritage, an “extremist”, and appeared on conservative media for an discussion with a rightwing host, where the candidate asserted New York “will not survive” Mamdani 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 Mamdani would “cheer” another terrorist attack.

Political Landscape

This strategy echoes much of what the former president, who has deployed the military reserves to Washington DC and threatened to take similar action to New York, has said about the progressive, and perhaps that is expected. A set of billionaire New Yorkers, including some who contributed to the Republican in the 2024 election, have invested heavily into trying to elect the independent into office, as other influential figures have pressured the Republican candidate to drop out from the contest.

Political Histories

As far as the his team, and his wealthy backers, are concerned, it should not have reached to this point. When Mamdani, one of 150 state legislators, started his mayoral bid in October 2024, few had known him, and in reality, few even noticed.

Cuomo, by comparison, entered smoothly into the race in March 2025 and became the immediate frontrunner. He was the political heavyweight who apparently held all the advantages. The classic establishment figure, he had wed a political dynasty member and worked 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, left office from the identical role.

Mamdani, who was elected to the state legislature in 2020, does not have the comparable background. But his dedication to providing free buses and affordable child services – along with the rent control promise – offer a brighter outlook of the future than Cuomo’s dire warnings about “mayhem” and rising criminal activity, and his promise to increase police presence.

Recent Challenges

Nevertheless, the candidate has encountered difficulties in the final phase, after video emerged appearing to show him suggesting the NYPD and the Israel Defense Forces were connected.

“We have to make clear that when the boot of the police is on your throat, it’s been laced by the Israeli military,” Mamdani said in the clip, recorded at a DSA gathering in 2023. Mamdani, a longtime critic of Israel who has said the nation is engaging in atrocities in the Palestinian territory, suggested he was criticizing joint training exercises between the city police and Israeli forces.

Powerful Moment

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

The progressive addressed the independent's terrorism comments in an emotional video. In it, Mamdani recalled 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, Mamdani said, that many local Muslims had been told “again and again”: “That safety could only be found in the margins of our community. That it is in those shadows alone where followers of Islam could express their true selves, and that if we were to step out from those shadows, then it is in those shadows that we must leave our beliefs.”

Speaking to the behavior of his opponents, who has alleged Mamd