Since the 1960s, college students have used their anger about political, social, and campus-specific issues (like tuition increases) in positive ways through organized demonstrations. Such demonstrations have influenced major actions in U.S. history, such as President Richard Nixon’s decision to resign, and President Lyndon B. Johnson’s decision to end the Vietnam War. What issues would “bring students to the barricades” today?

AP Photo/Cathleen Allison