Gillen’s win puts a dent into Republicans’ recent gains across Long Island. Last year, Republicans won the Suffolk County executive seat. And D’Esposito’s 2022 victory flipped a seat that Democrats had held for nearly three decades.

New York Democrats flipped a third US House seat after expensive and acrimonious races.The state serves as a bright spot as Democrats struggle nationwide to regain a majority in the chamber that would provide a check on the incoming administration of Donald Trump and the Republican-controlled Senate.