On Friday, May 3, the King, 75, attended the annual Royal Windsor Horse Show, held in Home Park at Windsor Castle. During the event, Charles was pictured greeting his niece Zara Tindall with a warm hug and a smile as the pair wrapped their arms around one another.

King Charles III made a surprise appearance at the Royal Windsor Horse Show on Friday, greeting niece Zara Tindall with a sweet hug. Charles was all smiles at the event, despite the pouring rain. It’s his third public-facing engagement in four days since his return to royal duties this week.

King Charles received a hug from his niece Zara Tindall, as he visited the Royal Windsor Horse Show after returning to official public duties this week. The King, who is undergoing cancer treatment, made a visit to the show on Friday afternoon.

King Charles and Queen Camilla received the coronation roll, the official recording of the proceedings, at Buckingham Palace ahead of the first anniversary of their crowning ceremony.

King Charles returned to public duties earlier this week, resuming engagements as he continues to undergo cancer treatment. "Doctors are sufficiently pleased with the progress made so far that The King is now able to resume a number of public-facing duties,