Updated: June 21, 2022 at 9:06 AM

Prince William turns 40: a look back(36 images)

Prince William Arthur Philip Louis Mountbatten-Windsor, England's Duke of Cambridge, turns 40 on June 20, 2022. Here's a look back at his life through the years.

Left to right, Prince William, Prince Harry and Peter Phillips during a ceremonial procession bearing the coffin of the Queen Mother from St. James Palace to Westminster Hall on April 5, 2002. Photo by Rex Features/UPI

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Diana's sons William (L) and Harry attend "The Concert For Diana" at Wembley Stadium in London on July 1, 2007. The Princess of Wales died in a car crash in 1997. Photo by Rune Hellestad/UPI

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William places the ring on the hand of Kate Middleton during their wedding service at Westminster Abbey, in London on April 29, 2011.Pool photo by Andrew Milligan/UPI

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Kate and William share a kiss on the balcony of Buckingham Palace after their wedding. Photo by Hugo Philpott/UPI

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