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New Yorkers will discover who will be their new city leader this election day, in a contest that will determine who runs and protects the country's largest city at a moment when Donald Trump has threatened to send armed forces to the urban center.

Against that backdrop, New York has witnessed a race for mayor that has pitted two very different Democrats against one another. The election has turned into an increasingly bitter showdown, marked by alleged racism and Islamophobia, but it is the political differences between the two main contenders that could have major implications for how the Democratic party performs in next year's congressional races.

The Progressive Challenger

On the left side is the democratic socialist, the 34-year-old progressive candidate whose rapid ascent and grassroots campaign has brought international attention. Representing the old guard is Andrew Cuomo, the ex- Democratic New York governor now campaigning independently – and benefiting from the backing of ultra-rich donors and big business.

With days to go, it is Mamdani, the one-time underdog who beat Cuomo in the party primary who is solidly positioned as the leading candidate. The candidate, who has campaigned on a platform of affordability and pledged to freeze rent for about 2 million city residents, has outpaced his rival by double-digits in every poll conducted in October, and it is very much the progressive's race to throw away.

The Controversial Campaign

However, Cuomo, who resigned as governor in recent years amid allegations of misconduct, has made it clear he will fight to the end, and not necessarily in an above-the-belt manner. He has trashed his opponent's goals as unachievable, 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 featured a series of racist stereotypes and showed his opponent freeing a group of criminals.

This represents a rather grubby end to an race that could be critical to the direction that the party, floundering in its response to the former president's authoritarian grabs, takes in the coming years.

National Implications

If Mamdani secures a clear victory, the establishment party leaders who have declined to support his bid will be forced to reckon with a platform that has appealed to voters' 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 Mamdani's progressive proposals about economic justice, given the fresh face has created an enthusiasm within the Democratic ranks arguably not seen since Bernie Sanders ran for president in 2016.

Conversely, if Cuomo, who had been expected to win easily in the Democratic primary, complete a surprising riches-to-rags-to-riches victory, it could cement the party's current model of considered, uninspiring opposition – a strategy that has infuriated the party base. A New York rejection of Mamdani's progressive, positive message could persuade party leaders that the wisest course is to stick to the political center – even as polls show the current iteration of the Democratic party is deeply unpopular nationwide.

Campaign Energy

Residents of the city appear to favor the progressive agenda. Surveys show that his backers are much more excited about their candidate than Cuomo backers, something that has been evident during the race. The candidate's snappy videos on digital platforms, his optimistic vision for New York and his readiness to actually get out and meet people in the city has drawn an army of over fifty thousand volunteers, many of them youth or new participants.

Personal Attacks

However, the former governor, in his late sixties, isn't giving up. And with the stakes stacked against him, the ex-leader has resorted to ugly messaging in the final days.

Following extensive throwing basically everything at his opponent to see what might resonate, the independent has concentrated on targeting the candidate personally. He has called Mamdani, who was born in Uganda to South Asian heritage, an “extremist”, and popped up on conservative media for an interview with a rightwing host, where Cuomo asserted New York “will not survive” his opponent as city leader. It hit bottom last week, when Cuomo chuckled and said “that’s another problem” after a broadcaster said Mamdani would “cheer” another 9/11-style attack.

Campaign Dynamics

The line of attack mirrors much of what the former president, who has sent the military reserves to Washington DC and threatened to take similar action to NYC, has said about the progressive, and maybe that is expected. A group of billionaire New Yorkers, including some who contributed to Trump in the last presidential race, have invested heavily into trying to elect the independent into office, as other powerful voices have pressured the Republican candidate to withdraw from the race.

Candidate Backgrounds

For the Cuomo camp, and his wealthy backers, are concerned, it should not have reached to this. When the assemblyman, one of 150 New York state assembly members, started his campaign for mayor in last year, not many had heard of him, and in truth, barely anyone even noticed.

Cuomo, by comparison, eased his way into the contest in March 2025 and became the instant favorite. 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 a Democratic presidency. He assumed office as New York governor in 2011, 17 years after his father, Mario Cuomo, stepped down from the same position.

The progressive, who was voted in to the New York state assembly 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 brighter outlook of the future than Cuomo’s dire warnings about “mayhem” and rising criminal activity, and his vow to increase police presence.

Campaign Controversies

Nevertheless, Mamdani has faced difficulties in recent days, after video surfaced appearing to show him suggesting the New York police department and the IDF were connected.

“We have to make clear that when the boot of the police is on your throat, it’s been influenced by the IDF,” the candidate said in the recording, filmed at a Democratic Socialists of America gathering in recent years. Mamdani, a longtime critic of Israel who has said the country is engaging in atrocities in Gaza, 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 response to his opponent's escalating attacks.

The progressive responded to the independent's 9/11 remarks in an heartfelt recording. In it, the candidate remembered how, when he first ran for state assembly, a Muslim uncle 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 told “again and again”: “That safety could only be found in the margins of our city. That it is in those shadows 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 leave our beliefs.”

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