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Residents of the Big Apple will learn the identity of their new city leader this Tuesday, in a race that will decide who runs and defends the nation's largest city at a time when Donald Trump has threatened to send military troops to the city.

Against that backdrop, New York has experienced a race for mayor that has matched two distinctly opposing Democrats against one another. The contest has become an acrimonious face-off, marked by alleged racial bias and anti-Muslim sentiment, but it is the political differences between the two leading candidates that could have significant consequences for how the Democratic party performs in next year's midterm elections.

The Progressive Challenger

On the left side is the democratic socialist, the 34-year-old democratic socialist whose rapid ascent and grassroots campaign has attracted global notice. On the establishment side is Andrew Cuomo, the former 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 defeated his opponent in the Democratic primary who is solidly positioned as the frontrunner. Mamdani, who has run on a platform of economic justice and pledged to freeze rent for about 2 million city residents, has led Cuomo by double-digits across all surveys taken in October, and it is very much the progressive's election to throw away.

A Bitter Contest

However, Cuomo, who stepped down as the state's leader in 2021 amid allegations of sexual harassment, has made it clear he will fight to the finish, and not necessarily in an above-the-belt manner. He has criticized Mamdani's objectives as unachievable, and in recent days laughed as a broadcaster made anti-Muslim comments about the candidate, who is Muslim. Recently, the independent was widely condemned as bigoted after posting an AI-generated ad that featured a series of racist stereotypes and showed Mamdani freeing a convicts.

This represents a rather grubby conclusion to an race that could be key to the direction that the Democratic party, floundering in its reaction to Trump's authoritarian grabs, adopts in the near future.

National Implications

Should Mamdani secures a clear victory, the party establishment who have refused to endorse his campaign will be compelled to address a message that has resonated with voters' frustration at economic disparity, inflation and the political elite. It would be difficult for the Senate leader and the House leader not to embrace at least some of Mamdani's ambitious ideas about affordability, given the fresh face has generated an excitement within the party perhaps not seen since Bernie Sanders campaigned for the White House eight years ago.

Conversely, should the former governor, who had been expected to sail to victory in the June primary, complete a surprising comeback win, it could cement the party's existing approach of considered, lackluster resistance – a tactic that has angered grassroots members. A NYC rejection of the progressive's optimistic platform could persuade party leaders that the best plan is to stick to the political center – even as surveys show the current iteration of the party is widely disliked nationwide.

Campaign Energy

Residents of the city seem to prefer the Mamdani vision. Surveys show that his backers are much more excited about their candidate than Cuomo backers, something that has been evident throughout the campaign. The candidate's snappy videos on social media, his optimistic vision for New York and his readiness to actually get out and connect with voters in the city has attracted an force of over fifty thousand supporters, many of them youth or first-time voters.

Personal Attacks

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

Following extensive launching various attacks at Mamdani to see what might resonate, the independent has narrowed his focus on attacking Mamdani directly. He has labelled Mamdani, who was born in Uganda to Indian parents, an "radical", and popped up on conservative media for an interview with Maria Bartiromo, where the candidate 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 radio host said Mamdani would “cheer” another 9/11-style incident.

Campaign Dynamics

This strategy echoes much of what the former president, who has sent the national guard to Washington DC and warned to do the same to NYC, has said about the progressive, and perhaps that is expected. A group of wealthy residents, including some who contributed to Trump in the 2024 election, have invested heavily into trying to get Cuomo elected, as other powerful voices have urged the Republican candidate to withdraw from the contest.

Candidate Backgrounds

For the his team, and his wealthy backers, are concerned, it should never have come to this. When Mamdani, one of one hundred fifty New York state assembly members, launched his campaign for mayor in October 2024, few had known him, and in truth, barely anyone even paid attention.

Cuomo, by contrast, entered smoothly into the race in March 2025 and became the immediate frontrunner. He was the big beast who seemingly held every edge. The quintessential political insider, he had wed a Kennedy and worked in Bill Clinton’s administration. He became the state's leader in over a decade ago, 17 years after his parent, the former governor, stepped down from the same position.

The progressive, who was voted in to the state legislature in 2020, does not have the same political heritage. But his dedication to providing no-cost transit and free childcare – along with the rent control promise – present a more positive vision of the future than Cuomo’s dire warnings about “mayhem” and rising criminal activity, and his vow to hire more police officers.

Recent Challenges

Nevertheless, the candidate has encountered some challenges in recent days, after video emerged appearing to show him implying the NYPD 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 Israeli military,” Mamdani said in the clip, filmed at a DSA gathering in recent years. Mamdani, a vocal opponent of the Israeli government who has said the nation is committing genocide in Gaza, suggested he was questioning joint training exercises between the NYPD and IDF.

Powerful Moment

With the election nearing, the candidate appears to have won empathy and backing, however, for his response to Cuomo’s escalating attacks.

Mamdani responded to the independent's 9/11 remarks in an heartfelt recording. In it, the candidate recalled how, when he first ran for state assembly, a family member suggested to him that he did not have to disclose about his Muslim faith. It was a realization, he said, that many Muslim New Yorkers had been taught “again and again”: “That safety could only be found in the shadows of our city. That it is in those shadows alone where Muslims could embrace their true selves, and that if we were to step out from those seclusion, then it is in those silence that we must leave our beliefs.”

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