After arriving at Buckingham Palace by car, Kate and the children, Prince George, 11, Princess Charlotte and Prince Louis, 7, ...

The only daughter of Prince William and Princess Kate coordinated with her mom in an aqua color for King Charles' birthday ...

Kate Middleton and royal family unite at King Charles III's birthday parade, with the Princess of Wales wearing an ensemble ...

The annual display of British military might serves as a seasonally tweaked birthday celebration for the sitting monarch.

Prince Louis charmed again at Trooping the Colour. See Kate Middleton and Prince William's son wave, laugh and smile (with ...

Kate Middleton, Prince William and their kids are among the royal family members appearing at King Charles' birthday parade, ...

Prince Louis stole the show during the Trooping the Colour Parade at Buckingham Palace alongside King Charles III, Queen ...

The king, queen and other senior royals are celebrating the monarch’s official birthday with the Trooping of the Color in London, while his actual birthday is in November.

The Princess of Wales and her daughter looked picture perfect in light blue as they shared a sweet mommy-daughter moment in ...

Ahead of Saturday's festivities, King Charles III also honored a handful of celebrities and public figures, including David ...

Although Prince Harry and Meghan Markle have attended Trooping the Colour in previous years, their children have yet to make an appearance ...

Members of the royal family, including Prince William, Kate Middleton, and their three children, are in attendance at the ...