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Residents of the Big Apple will discover who will be their new city leader this Tuesday, in a race that will determine who governs and defends the country's largest city at a moment when the former president has threatened to deploy military troops to the city.

Against that backdrop, New York has experienced a mayoral election that has pitted two very different Democratic figures against each other. The election has turned into an acrimonious face-off, marked by alleged racial bias and Islamophobia, but it is the ideological divide between the two leading candidates that could have major implications for how the Democratic party fares in next year's midterm elections.

The Progressive Challenger

In the progressive corner is the democratic socialist, the young democratic socialist whose meteoric rise and grassroots campaign has attracted global notice. On the establishment side is the former governor, the ex- Democratic New York governor now campaigning independently – and enjoying the support of ultra-rich donors and corporations.

As the election approaches, it is Mamdani, the former longshot who defeated Cuomo in the party primary who is solidly positioned as the frontrunner. Mamdani, who has campaigned on a agenda of economic justice and promised to freeze rent for about two million New Yorkers, has led his rival by significant margins across all surveys taken in October, and it is very much the progressive's race to throw away.

A Bitter Contest

Yet, the former governor, who stepped down as governor in 2021 amid allegations of sexual harassment, has stated clearly he will battle to the finish, and not necessarily in an fair fashion. He has trashed his opponent's objectives as unrealistic, and in the final stretch chuckled along as a broadcaster made anti-Muslim comments about Mamdani, who is Muslim. Two weeks ago, the independent was strongly criticized as bigoted after sharing an artificial intelligence video that featured a series of racist stereotypes and showed Mamdani freeing a group of criminals.

It's been a particularly ugly conclusion to an election that could be critical to the direction that the party, floundering in its response to Trump's power moves, adopts in the coming years.

Broader Consequences

If Mamdani wins convincingly, the establishment party leaders who have declined to support his campaign will be compelled to address a platform that has appealed to voters' anger at economic disparity, soaring price rises and the establishment. It would be hard for the Senate leader and Hakeem Jeffries not to adopt at least a portion of Mamdani's progressive proposals about affordability, given the fresh face has created an excitement within the Democratic ranks arguably not witnessed since Bernie Sanders ran for president eight years ago.

However, should the former governor, who had been predicted to win easily in the June primary, achieve a remarkable riches-to-rags-to-riches win, it could cement the party's existing approach of considered, uninspiring resistance – a tactic that has angered the party base. A NYC defeat of the progressive's optimistic platform could convince Schumer and Jeffries 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

Voters in New York appear to favor the progressive agenda. Polls show that his backers are far more enthusiastic about their choice than his opponent's supporters, something that has been evident during the race. The candidate's engaging content on social media, his hopeful outlook for the city and his readiness to actually venture out and connect with voters in the city has attracted an army of more than 50,000 supporters, many of them young or first-time voters.

Personal Attacks

Yet, the former governor, in his late sixties, isn't giving up. And with the stakes against him, the former governor has resorted to ugly messaging in recent weeks.

Following extensive throwing basically everything at Mamdani to see what might stick, the independent has narrowed his focus on attacking Mamdani directly. He has called Mamdani, who was of Ugandan origin to South Asian heritage, an "radical", and popped up on Fox Business for an interview with a rightwing host, where the candidate asserted the city “will not survive” his opponent as mayor. It hit bottom last week, when Cuomo chuckled and said “that’s another problem” after a broadcaster said the candidate would “cheer” another terrorist incident.

Political Landscape

The line of attack echoes much of what the former president, who has sent the military reserves to the capital and threatened to do the same to NYC, has said about Mamdani, and maybe that shouldn’t come as a surprise. A set of billionaire New Yorkers, including some who donated to the Republican in the last presidential race, have invested heavily into trying to get the independent into office, as other influential figures have urged the Republican candidate to withdraw from the contest.

Political Histories

As far as the Cuomo camp, and his billionaire supporters, are concerned, it should never have come to this. When Mamdani, one of one hundred fifty state legislators, started his campaign for mayor in October 2024, not many had heard of him, and in truth, barely anyone even paid attention.

The former governor, by contrast, eased his way into the race in March 2025 and became the immediate frontrunner. He was the political heavyweight who seemingly held all the advantages. The classic political insider, he had married a Kennedy and served in a Democratic presidency. He assumed office as New York governor in 2011, 17 years after his parent, Mario Cuomo, stepped down from the same position.

Mamdani, who was elected to the state legislature in 2020, does not have the same political heritage. But his commitment to providing no-cost transit and free childcare – along with the rent control promise – present a more positive vision of the future than his opponent's pessimistic predictions about “mayhem” and unfettered crime, and his promise to hire more police officers.

Recent Challenges

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

“We have to make clear that when the boot of the NYPD is on your neck, it’s been laced by the IDF,” the candidate said in the clip, filmed at a DSA convention in 2023. The progressive, a vocal opponent of the Israeli government who has said the country is engaging in atrocities in the Palestinian territory, suggested he was questioning cooperative programs between the city police and Israeli forces.

Emotional Response

As the race closes, Mamdani seems to have gained empathy and backing, however, for his response to his opponent's increasing rhetoric.

The progressive addressed the independent's terrorism comments in an emotional video. In it, Mamdani recalled how, when he first campaigned for the legislature, a family member suggested to him that he did not have to tell people about his Muslim faith. It was a realization, Mamdani said, that many local Muslims had been told “again and again”: “That security could only be found in the shadows of our city. That it is in those hidden spaces alone where followers of Islam could embrace their true selves, and that if we were to emerge from those seclusion, then it is in those shadows that we must leave our beliefs.”

Addressing the behavior of his opponents, who has alleged Mamd