American campuses have not looked like this in more than 50 years, and never for the reasons they do now. The foreign war that students protested in the 1960s and ’70s was one that, even amid draft deferments, threatened their own lives. What has stirred students to risk their safety, enrollment, and future careers on hundreds of campuses this spring is the deaths of others–the 34,000 Palestinians killed in the Gaza Strip since Israel launched its retaliation for the Oct.