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Residents of the Big Apple will find out who will be their new city leader this Tuesday, in a contest that will determine who governs and defends the country's most populous metropolis at a moment when Donald Trump has threatened to send military troops to the city.

Against that backdrop, New York has witnessed a mayoral election that has matched two very different Democratic figures against one another. The election has turned into an increasingly bitter face-off, marked by alleged racial bias and anti-Muslim sentiment, 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 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. Representing the old guard is the former governor, the former New York governor now running as an independent – and benefiting from the support of ultra-rich donors and big business.

As the election approaches, it is the progressive, the one-time underdog who beat Cuomo in the party 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 New Yorkers, has led Cuomo by significant margins across all surveys taken in the fall, and it is very much the younger man's race to lose.

The Controversial Campaign

However, the former governor, who resigned as governor in recent years amid allegations of sexual harassment, has made it clear he will battle to the finish, and not necessarily in an fair manner. He has criticized Mamdani's objectives as unachievable, and in recent days laughed as a broadcaster made Islamophobic remarks about the candidate, who is a Muslim. Two weeks ago, Cuomo was widely condemned as racist after posting an AI-generated ad that featured a series of racist stereotypes and showed his opponent releasing a convicts.

This represents a particularly ugly end to an election that could be key to the direction that the Democratic party, struggling in its response to the former president's authoritarian grabs, adopts in the coming years.

National Implications

Should the progressive secures a clear victory, the establishment party leaders who have refused to endorse his campaign will be compelled to address a message that has resonated with Americans' frustration at inequality, inflation and the establishment. It would be hard for Chuck Schumer and the House leader not to embrace at least a portion of the candidate's progressive proposals about economic justice, given the fresh face has created an excitement within the party perhaps not seen since Bernie Sanders campaigned for the White House eight years ago.

However, if the former governor, who had been expected to sail to victory in the June primary, achieve a surprising comeback victory, it could cement the party's current model of cautious, lackluster opposition – a strategy that has angered grassroots members. A NYC rejection of the progressive's optimistic platform could convince Schumer and Jeffries that the best plan is to stick to the political center – even as polls show the present version of the Democratic party is deeply unpopular across the country.

Voter Enthusiasm

Residents of the city appear to favor the Mamdani vision. Surveys show that his backers are far more enthusiastic about their choice than Cuomo backers, something that has been apparent during the race. The candidate's engaging content 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 army of more than 50,000 supporters, many of them young or new participants.

Personal Attacks

However, the former governor, in his late sixties, continues to fight. And with the stakes stacked against him, the former governor has resorted to negative campaigning in recent weeks.

Following extensive throwing basically everything at Mamdani to see what might resonate, the independent has concentrated on targeting the candidate personally. He has called his rival, who was of Ugandan origin to South Asian heritage, an "radical", and appeared on conservative media for an discussion with a rightwing host, where the candidate asserted New York “will not survive” his opponent as city leader. It reached a nadir recently, when the former governor laughed along and said “that’s another problem” after a radio host said Mamdani would “cheer” another terrorist incident.

Political Landscape

The line of attack mirrors much of what Trump, who has deployed the national guard to the capital and threatened to take similar action to NYC, has said about the progressive, and perhaps 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 pumped millions into trying to elect Cuomo into office, as other influential figures have pressured Curtis Sliwa to withdraw from the contest.

Political Histories

As far as the Cuomo camp, and his wealthy backers, are worried, it should never have come to this. When the assemblyman, one of 150 state legislators, launched his mayoral bid in October 2024, not many had heard of him, and in reality, 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 quintessential establishment figure, he had wed a Kennedy and served in a Democratic presidency. He became New York governor in over a decade ago, seventeen years after his parent, the former governor, stepped down from the identical role.

The progressive, who was elected to the New York state assembly in recently, 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 more positive vision of the future than his opponent's dire warnings about “mayhem” and rising criminal activity, and his vow to hire more police officers.

Campaign Controversies

Nevertheless, the candidate has encountered difficulties in the final phase, after footage surfaced appearing to show him suggesting the NYPD and the IDF were intertwined.

“We have to make clear that when the pressure of the NYPD is on your throat, it’s been laced by the Israeli military,” Mamdani said in the recording, filmed at a Democratic Socialists of America gathering in recent years. The progressive, a longtime critic of the Israeli government who has said the nation is engaging in atrocities in Gaza, indicated he was criticizing cooperative programs between the NYPD and IDF.

Emotional Response

As the race closes, Mamdani appears to have won sympathy and support, however, for his reaction to his opponent's increasing rhetoric.

Mamdani addressed the independent's terrorism comments in an heartfelt recording. In it, the candidate remembered how, when he first campaigned for state assembly, a Muslim uncle suggested to him that he did not have to tell people about his Muslim faith. It was a lesson, Mamdani said, that many Muslim New Yorkers 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 emerge from those shadows, then it is in those shadows that we must leave our faith.”

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