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New Yorkers will learn who will be their new city leader this election day, in a contest that will decide who runs and protects the country's most populous metropolis at a moment when Donald Trump has vowed to send armed forces to the city.

Against that backdrop, New York has witnessed a mayoral election that has pitted two very different Democrats against one another. The election has turned into an increasingly bitter showdown, marked by alleged racial bias and Islamophobia, but it is the ideological divide between the two leading contenders that could have significant consequences for how the party performs in next year's midterm elections.

The Rising Progressive

On the left side is the democratic socialist, the 34-year-old democratic socialist whose meteoric rise and people-powered movement has brought international attention. Representing the old guard is the former governor, the former New York governor now running as an independent – and enjoying the backing of ultra-rich donors and big business.

As the election approaches, it is Mamdani, the former longshot who beat Cuomo in the party primary who is firmly installed as the frontrunner. Mamdani, who has run on a agenda of affordability and promised to halt rent increases for about two million New Yorkers, has outpaced his rival by double-digits across all surveys taken in the fall, and it is very much the progressive's race to lose.

A Bitter Contest

Yet, the former governor, who stepped down as the state's leader in 2021 amid allegations of sexual harassment, has made it clear he will fight to the end, and not necessarily in an above-the-belt fashion. He has trashed his opponent's objectives as unachievable, and in recent days laughed as a radio host made Islamophobic remarks about Mamdani, who is Muslim. Recently, Cuomo was strongly criticized as bigoted after sharing an artificial intelligence video that included a slew of racial caricatures and showed Mamdani releasing a group of criminals.

This represents a rather grubby conclusion to an election that could be key to the path that the Democratic party, struggling in its response to the former president's power moves, takes in the coming years.

Broader Consequences

If Mamdani wins convincingly, the establishment party leaders who have refused to endorse his bid will be forced to reckon with a platform that has resonated with Americans' frustration at economic disparity, soaring price rises and the political elite. It would be hard for the Senate leader and the House leader not to embrace at least a portion of the candidate's ambitious ideas about affordability, given the newcomer has created an excitement within the Democratic ranks perhaps not witnessed since the Vermont senator ran for president in 2016.

However, should Cuomo, who had been predicted to win easily in the June primary, complete a remarkable riches-to-rags-to-riches win, it could cement national Democrats' existing approach of considered, lackluster opposition – a strategy that has infuriated the party base. A New York defeat of Mamdani's optimistic platform could persuade party leaders 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 New York seem to prefer the progressive agenda. Polls show that Mamdani supporters are much more excited about their candidate than his opponent's supporters, something that has been apparent throughout the campaign. Mamdani's snappy videos on social media, his hopeful outlook for New York and his willingness to actually get out and connect with voters in the city has drawn an force of over fifty thousand volunteers, many of them youth or new participants.

Personal Attacks

Yet, Cuomo, 67, isn't giving up. And with the stakes stacked against him, the ex-leader has resorted to negative campaigning in recent weeks.

Following extensive throwing basically everything at Mamdani to see what might stick, Cuomo has concentrated on attacking Mamdani directly. He has labelled his rival, who was born in Uganda to South Asian heritage, an "radical", and appeared on Fox Business for an discussion with a rightwing host, where Cuomo asserted New York “will not survive” Mamdani as mayor. It hit bottom recently, when the former governor laughed along and said “that’s another problem” after a radio host said Mamdani would “cheer” another terrorist incident.

Campaign Dynamics

This strategy echoes much of what Trump, who has sent the national guard to Washington DC and threatened to take similar action to NYC, has said about the progressive, and perhaps that shouldn’t come as a surprise. A group of wealthy residents, including some who contributed to Trump in the last presidential race, have invested heavily into trying to elect the independent elected, as other influential figures have pressured Curtis Sliwa to drop out from the contest.

Candidate Backgrounds

For the Cuomo camp, and his billionaire supporters, are concerned, it should never have come to this. When Mamdani, one of 150 New York state assembly members, started his campaign for mayor in last year, not many had heard of him, and in reality, barely anyone even noticed.

The former governor, by contrast, entered smoothly into the race in March 2025 and became the instant favorite. He was the political heavyweight who seemingly held all the advantages. The quintessential political insider, he had married a political dynasty member and served in Bill Clinton’s administration. He became the state's leader in 2011, 17 years after his parent, the former governor, left office from the same position.

The progressive, who was voted in to the New York state assembly in recently, does not have the same political heritage. But his dedication to providing no-cost transit and affordable child services – along with the rent control promise – present a brighter outlook of the future than Cuomo’s dire warnings about “mayhem” and unfettered crime, and his promise to increase police presence.

Recent Challenges

Still, the candidate has encountered some challenges in recent days, after footage surfaced suggesting him implying the NYPD and the Israel Defense Forces were connected.

“We have to make clear that when the boot 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 2023. The progressive, a vocal opponent of the Israeli government who has said the country is engaging in atrocities in the Palestinian territory, indicated he was criticizing cooperative programs between the city police and Israeli forces.

Emotional Response

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

Mamdani responded to the independent's 9/11 remarks in an emotional video. In it, the candidate remembered how, when he first ran 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, he said, that many Muslim New Yorkers 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 Muslims could embrace their true selves, and that if we were to emerge from those seclusion, then it is in those silence that we must leave our beliefs.”

Speaking to the behavior of Cuomo and Sliwa, who has claimed Mamd