People at Stabroek Market in Georgetown, Guyana, on July 23, 2026. People at Stabroek Market in Georgetown, Guyana, on July 23, 2026. As King Charles makes a seven-day visit to three of Britain’s former colonies, his country’s history of slavery — and what he and the British government should say or do about it — continues to divide opinion across the once-sprawling empire. (César Rodríguez/The New York Times) By MICHAEL D. SHEAR, RACHEL KNOWLES-SCOTT, ELESHA GEORGE and DENIS CHABROL More…