On June 19, 1865, enslaved people in Galveston, Texas learned they were free—two and a half years after the Emancipation Proclamation had already declared it. The lesson of Juneteenth has never faded: Rights announced on paper mean nothing without the power to enforce them. That history hangs directly over Freedom Summer 2026, a nationwide campaign of civil rights organizations, labor unions, faith communities, and youth groups that formally lau…