Members of the royal family including the Princess of Wales were at Horse Guards' Parade for Trooping the Colour, the King's official birthday parade.Kate left a carriage with her children Princes George and Louis and Princess Charlotte shortly before the parade started. It marked her first public appearance since she announced she was receiving treatment for cancer.

Members of the royal family including the Princess of Wales were at Horse Guards' Parade for Trooping the Colour, the King's official birthday parade.Kate left a carriage with her children Princes George and Louis and Princess Charlotte shortly before the parade started. It marked her first public appearance since she announced she was receiving treatment for cancer.