UK royals unite on palace balcony, with Kate back at her first public event since cancer diagnosis WPXI [Video]

LONDON — (AP) — Britain put on a display of birthday pageantry Saturday for King Charles III, a military parade that marked the Princess of Wales ‘ first appearance at a public event since her cancer diagnosis early this year.

The annual event was also a show of stability by the monarchy after a testing few months in which both the king and Kate, wife of heir to the throne Prince William, have been sidelined by cancer treatment.

In a symbolic display of unity, Charles, Queen Camilla, William, Kate and their children were joined by other members of the royal family on a Buckingham Palace balcony at the end of the King’s Birthday Parade. The family waved to the gathered crowd as they watched a flyby of military aircraft to cap ceremonies marking the monarch’s official birthday.

It was Kate’s first appearance at a public event since December. She disclosed in March that she was undergoing chemotherapy for an unspecified form …