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

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

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

Kate Middleton made a poignant appearance alongside the royal family at Trooping the Colour, one year after her powerful ...

Prince William appeared at Trooping the Colour on horseback after describing the last year as the most difficult of his life.

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

King Charles III and other members of the royal family in uniform wore black armbands and observed a moment of silence during ...

Prince William and Kate Middleton appeared with their three kids— Prince George, 11, Princess Charlotte, 10, and Prince Louis ...

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

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

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 ...