King Charles, Princess Anne and Prince Edward wear uniform at Edinburgh service
Three of the Queen's four children wore ceremonial dress uniforms during a slow procession to St Giles Cathedral, Edinburgh.
Three of the Queen's four children wore ceremonial dress uniforms during a slow procession to St Giles Cathedral, Edinburgh.
The new recruits swore to "be faithful, and bear true allegiance to his Majesty King Charles III".
It is the first time there has been a Changing of the King's Guard at the royal palaces for 70 years.
Armed Forces lead proceedings as King Charles III was proclaimed in Scotland, Wales and Northern Ireland.
The Armed Forces have marked the proclamation of King Charles III as the new Head of State.
His Majesty's Armed Forces have been at the forefront of Saturday's ceremonies.
Take a look at King Charles's military career in pictures.
King Charles III paid tribute to his "darling mama", describing the Queen as "an inspiration and example to me and to all my family".