Members of the British royal family during a reception at Buckingham Palace...

• People: (Left to right) The Duchess of Gloucester, the Duk...

Members of the British royal family during a reception at Buckingham Palace...

Members of the British royal family during a reception at Buckingham Palace...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales with 100 year-old Joan Illin...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales with 100 year-old Joan Illin...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales with 100 year-old Joan Illin...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Duchess of Edinburgh

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: (front left-right) 100 year-olds Joan Illingworth,...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales meets 100 year-old Mary Wood

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: Princess Alexandra (second left) and the Duke of K...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess Royal

Members of the British royal family during a reception at Buckingham Palace...

• People: The Duke of Kent

Members of the British royal family during a reception at Buckingham Palace...

• People: (left-right) the Duke of Edinburgh, the Princess o...

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Duke of Edinburgh

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: King Charles III and Queen Camilla

Members of the British royal family during a reception at Buckingham Palace...

• People: King Charles III and Queen Camilla

Members of the British royal family during a reception at Buckingham Palace...

• People: King Charles III and Queen Camilla

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: Princess Alexandra

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince and Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince and Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince and Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince and Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince and Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Prince of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Members of the British royal family during a reception at Buckingham Palace...

• People: The Princess of Wales

Memorial service at the British Museum in London to mark the 100th birthday...

• People: Mayor of London Sadiq Khan

Memorial service at the British Museum in London to mark the 100th birthday...

• People: Mayor of London Sadiq Khan