After a series of public humiliations delivered to her by President Trump — his yanking of her nomination to serve as U.N. ambassador; his Oval Office love fest with New York City Mayor-elect Zohran Mamdani, during which the president undercut her; and the coup de grâce of his refusal to endorse her in the Republican primary for governor — Ms. Stefanik on Friday afternoon announced she’d had enough.

New York Times