The 42-year-old Princess of Wales (née Kate Middleton) made her first public appearance since it became known that she was undergoing chemotherapy for cancer.
Prince William’s wife took part in the solemn ceremony of bringing out the banner in honor of the official birthday of the British King Charles III (his real birthday is November 14, the BBC reports.
Kate, along with other members of the royal family, took part in the parade, standing with children on the balcony of Buckingham Palace.
The Trooping the Color ceremony took place on the occasion of the so-called official birthday of the monarch, which in Britain is always celebrated on the second Saturday of June.