Prince Charles celebrates Prince William’s 40th birthday

The Prince of Wales has led the royal family tributes to his eldest son the Duke of Cambridge with a sweet collection of throwback photographs to mark his 40th birthday today.

Prince Charles, 73, sent Prince William birthday congratulations on his Instagram account this morning by sharing a number of images showing the duo together.

‘Wishing The Duke of Cambridge a very happy 40th birthday!’, the post read, along with a snap of Charles holding a baby William, and another photo showing the father and son pair on a skiing trip.

Meanwhile, the Queen’s Royal Family Instagram account also shared snaps to mark William’s milestone, with the caption reading: ‘Happy 40th Birthday to The Duke of Cambridge!