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● InformationalElections / Campaigns

Mamdani-backed socialists oust establishment Democrats in NYC primaries

Valdez won her primary and said the result showed her movement was growing.

Mamdani-backed socialists oust establishment Democrats in NYC primaries
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This article1 analysis · Oct 5, 2026
Fox News
Jun 25, 2026
tl;dr

Mamdani-endorsed candidates Darializa Avila Chevalier and Claire Valdez won New York congressional primaries, including victories over incumbent Adriano Espaillat and a candidate backed by Nydia Velázquez. The results intensified debate over the Democratic Party’s ideological direction and the electoral risks of its left wing.

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VOTING CLOSED
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No good or bad look here

This story reports what happened without casting Valdez in a good or bad light, so readers don’t rate it and it doesn’t count toward Valdez’s record.

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Democratic House candidate who won a New York primary after receiving Mamdani’s endorsement

PRIMARY SUBJECT
Ben McAdams
Former U.S. Representative (D-UT)

Former representative who won a Utah Democratic primary

Democratic candidate who won the primary to succeed Jerry Nadler

Donald Trump
R · President of the United States

President cited as a focus of Democratic messaging and Republican campaign arguments

Democratic candidate for the open seat who lost to Claire Valdez

Bernie Sanders
I · VT · SEN

Vermont senator cited as an earlier progressive figure

Michael Lawler
R · NY-17

Republican representative who will face Cait Conley in the general election

Democratic candidate who won the primary in New York’s 17th District

Democratic House candidate who defeated incumbent Adriano Espaillat in a New York primary

House minority leader whose leadership faced criticism from the left

Chuck Schumer
D · NY · SEN

Senate minority leader who responded to questions about the results

Joseph Crowley
Former U.S. Representative (D-NY)

Former representative cited as the incumbent Ocasio-Cortez defeated

New York representative cited as an earlier progressive primary victor

Democratic candidate who won the primary to succeed Steny Hoyer

Retiring representative who supported Adrian Boafo

Incumbent representative defeated by Darializa Avila Chevalier in the primary

Retiring representative whose preferred successor lost the primary

Ro Khanna
D · CA-17

California representative who characterized the results as evidence of a new party

ALSO MENTIONED  Zohran Mamdani, New York City mayor who endorsed and campaigned for the winning candidates; Adam Green, Progressive Change Campaign Committee co-founder who praised the results; Chris Moyer, Democratic strategist who commented on the party’s political direction; Jerry Nadler, Retiring representative whose open seat was contested in another primary; Matt Bennett, Third Way leader who argued the results could create electoral risks for Democrats; Mike Marinella, National Republican Congressional Committee spokesman who criticized Mamdani and the Democrats

Part of a bigger story

10 OUTLETS
Valdez, Lander and Avila Chevalier Win New York City Democratic Primaries

Valdez, Brad Lander and Darializa Avila Chevalier won New York Democratic congressional primaries; all three were backed by Mayor Zohran Mamdani. Valdez won the primary for the open seat Nydia Velázquez is leaving. Left-leaning outlets cast the wins as progressive momentum challenging the Democratic establishment, with one article also examining an antiwar split. Center outlets focus on Mamdani’s influence and what the results signal for the party, alongside other primary races. Right-leaning outlets emphasize the winners’ socialist identity and frame the results as a setback for party leaders or a troubling expansion of socialist influence.

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