Around now, university officials might usually take a deep breath. Campuses are emptying out for the end of the academic year. Gone, for the most part, are the tent cities that student activists erected as a symbol of opposition to Israel’s war in Gaza.

But this summer might feel longer than most.

Congressional Republicans have promised to press their investigation into college antisemitism, even as they have completed their latest hearing, which they tried to turn into a public shaming…