T he nation’s campuses are alive with sounds of optimism again: students reuniting, deans speechifying, parents with Allen wrenches wrestling with Chinese-made dressers. (I speak from experience.) Inside those stately buildings, though, the nation’s elite colleges are in a state of siege. The Trump administration continues to “investigate” dozens of major universities for fostering antisemitism. It’s tried to force at least nine schools to adopt a series of “anti-woke” policies — banning the use of race and sex in admissions, adhering to strict gender definitions, etc. — if they want to continue receiving federal grant money. It’s demanded that Penn...