House Minority Leader Hakeem Jeffries (D-NY) said Wednesday that two Democratic incumbents were defeated in New York House primaries on Tuesday night.

The results signal a growing rift between the city's executive leadership and congressional Democrats, as the mayor actively campaigned against sitting members of his own party.

New York City Mayor Zohran Mamdani endorsed primary challengers who successfully ousted incumbent Representatives Adriano Espaillat (D-NY) and Dan Goldman (D-NY). The mayor-backed candidates, Darializa Avila Chevalier and Brad Lander, secured victories in their respective races.

According to reports, three candidates backed by Mamdani won their primaries [1]. The shift in representation follows a strategic effort by the mayor to install candidates aligned with his specific political priorities, a move that has created friction within the party hierarchy.

Jeffries said the primary losses saw established congressional members replaced by the mayor's preferred choices. The tension centers on the ability of a municipal leader to influence federal legislative seats by challenging the party's incumbent stability.

While the primary process allows for such challenges, the scale of the losses has prompted concerns regarding future cooperation between the mayor's office and the Democratic leadership in the U.S. House of Representatives. The outcome of Tuesday's vote effectively reshapes the Democratic delegation from New York in the House.

The results signal a growing rift between the city's executive leadership and congressional Democrats.

This development highlights a strategic power struggle within the New York Democratic party, where the mayor is leveraging his influence to shift the ideological composition of the state's congressional delegation. By successfully ousting incumbents, Mamdani has demonstrated a capacity to disrupt established party loyalty, potentially complicating the coordination between city hall and federal leadership in Washington.