Trump had nominated Habba, whom he tapped on an interim basis in March, for the full-time appointment. But Sens. Cory Booker and Andy Kim used blue slips — which empower home-state senators to block U.S. attorney and District Court judge nominees — to keep her from advancing in the chamber.

President Trump sought to ramp up pressure on Senate Judiciary Committee Chair Chuck Grassley (R-Iowa) on Sunday over his defense of the “blue slip” practice that allows home-state senators to

"I have a Constitutional Right to appoint Judges and U.S. Attorneys, but that RIGHT has been completely taken away from me in States that have just one Democrat United States Senator," President Trump

Trump's attorney Alina Habba clashes with Senate lawmakers over blue slip custom that prevents her U.S. attorney nomination from advancing to floor vote.

In a post on his Truth Social platform on Sunday, Trump complained that the process prevented him from appointing Republican judges.