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Residents of the Big Apple will discover the identity of their next mayor this Tuesday, in a contest that will decide who runs and protects the country's largest city at a moment when Donald Trump has threatened to deploy military troops to the city.

Against that backdrop, New York has witnessed a mayoral election that has matched two distinctly opposing Democrats against one another. The contest has turned into an acrimonious showdown, laced with accusations of racial bias and anti-Muslim sentiment, but it is the political differences between the two main candidates that could have significant consequences for how the Democratic party performs in next year's congressional races.

The Progressive Challenger

In the progressive corner is the democratic socialist, the 34-year-old democratic socialist whose meteoric rise and grassroots campaign has brought international attention. On the establishment side is Andrew Cuomo, the former New York governor now campaigning independently – and benefiting from the support of wealthy contributors and corporations.

As the election approaches, it is the progressive, the former longshot who defeated Cuomo in the party primary who is solidly positioned as the leading candidate. Mamdani, who has campaigned on a agenda of economic justice and pledged to halt rent increases for about 2 million New Yorkers, has led his rival by double-digits in every poll taken in October, and it is very much the younger man's race to lose.

The Controversial Campaign

However, the former governor, who stepped down as governor in recent years amid accusations of sexual harassment, has stated clearly he will battle to the finish, and not necessarily in an above-the-belt manner. He has trashed Mamdani's goals as unrealistic, and in recent days chuckled along as a radio host made Islamophobic remarks about Mamdani, who is a Muslim. Two weeks ago, Cuomo was widely condemned as racist after sharing an AI-generated ad that included a series of racial caricatures and showed Mamdani releasing a convicts.

This represents a particularly ugly conclusion to an race that could be critical to the path that the Democratic party, struggling in its reaction to Trump's authoritarian grabs, takes in the near future.

National Implications

If the progressive secures a clear victory, the party establishment who have declined to support his campaign will be compelled to address a message that has appealed to voters' anger at inequality, inflation and the establishment. It would be difficult for Chuck Schumer and the House leader not to adopt at least a portion of Mamdani's progressive proposals about economic justice, given the newcomer has generated an excitement within the party arguably not seen since the Vermont senator ran for president in 2016.

However, should Cuomo, who had been expected to sail to victory in the Democratic primary, achieve a surprising riches-to-rags-to-riches victory, it could reinforce the party's current model of cautious, lackluster opposition – a strategy that has angered the party base. A New York rejection of Mamdani's progressive, positive message could convince Schumer and Jeffries that the best plan is to stick to the political center – even as surveys show the present version of the party is widely disliked nationwide.

Campaign Energy

Residents of the city seem to prefer the Mamdani vision. Polls show that his backers are much more excited about their choice than Cuomo backers, something that has been apparent throughout the campaign. Mamdani's engaging content on digital platforms, his optimistic vision for New York and his readiness to actually get out and meet people in the metropolis has drawn an army of more than 50,000 supporters, many of them young or new participants.

Negative Tactics

Yet, the former governor, 67, continues to fight. And with the stakes stacked against him, the former governor has turned to ugly messaging in recent weeks.

After spending months launching various attacks at his opponent to see what might stick, the independent has narrowed his focus on attacking the candidate personally. He has called Mamdani, who was born in Uganda to South Asian heritage, an “extremist”, and appeared on conservative media for an discussion with Maria Bartiromo, where Cuomo claimed New York “will not survive” Mamdani as city leader. It hit bottom recently, when the former governor chuckled and said “that’s another problem” after a broadcaster said Mamdani would “cheer” another terrorist incident.

Political Landscape

This strategy echoes much of what the former president, who has sent the military reserves to Washington DC and warned to take similar action to New York, has said about Mamdani, and maybe that is expected. A set of wealthy residents, including some who donated to Trump in the 2024 election, have pumped millions into trying to elect the independent into office, as other influential figures have urged the Republican candidate to drop out from the contest.

Political Histories

As far as the Cuomo camp, and his wealthy backers, are concerned, it should never have come to this. When the assemblyman, one of one hundred fifty state legislators, started his mayoral bid in last year, not many had heard of him, and in truth, few even paid attention.

Cuomo, by contrast, eased his way into the race in March 2025 and became the instant favorite. He was the political heavyweight who apparently held every edge. The classic political insider, he had married a political dynasty member and worked in Bill Clinton’s administration. He assumed office as the state's leader in 2011, seventeen years after his parent, the former governor, left office from the identical role.

Mamdani, who was elected to the state legislature in recently, does not have the comparable background. But his commitment to providing no-cost transit and free childcare – along with the rent control promise – offer a brighter outlook of the city's direction than his opponent's pessimistic predictions about “mayhem” and rising criminal activity, and his promise to hire more police officers.

Recent Challenges

Still, the candidate has faced difficulties in the final phase, after video surfaced appearing to show him suggesting the NYPD and the IDF were connected.

“We have to make clear that when the boot of the NYPD is on your neck, it’s been laced by the Israeli military,” the candidate said in the clip, recorded at a DSA convention in 2023. Mamdani, a vocal opponent of Israel who has said the nation is committing genocide in Gaza, indicated he was questioning joint training exercises between the NYPD and Israeli forces.

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 Cuomo’s 9/11 remarks in an emotional video. In it, the candidate remembered how, when he first campaigned for the legislature, a family member advised to him that he did not have to tell people about his religion. It was a realization, Mamdani said, that many local Muslims had been taught “again and again”: “That security could only be found in the margins of our community. That it is in those hidden spaces alone where Muslims could embrace their full identities, and that if we were to step out from those shadows, then it is in those shadows that we must set aside our faith.”

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