- King Charles and Queen Camilla hosted King Philippe and Queen Mathilde of Belgium at Windsor Castle. During their visit to the U.K., the Belgian royals also attended the annual Founder's Day Parade at the Royal Hospital Chelsea.
- Prince William made a rare appearance with his aunt, Sophie, Duchess of Edinburgh, while attending The Royal Foundation’s documentary screening of Rhino Man.
- Prince Harry made his first appearance since his historical testimony against the Mirror Group Newspapers. The duke was spotted at the Warrior Games in San Diego.