“We’re going to see, among others things, whether the Supreme Court is actually going to say no to Donald Trump on anything,” said Pamela S. Karlan, a co-director of Stanford Law School’s Supreme Court Litigation Clinic and former Justice Department official in the Obama and Biden administrations.

“They’ve tried to dodge and tried to dodge and tried to dodge saying no to him by coming up with procedural ways to say yes to him,” Ms. Karlan said. “But I don’t see how they get out of this term doing it that way.”