Royals Prince William and Prince Harry Hadn't Seen Mom Diana in Nearly One Month Before Her Shocking Death Prince William and Prince Harry didn't see their mother Princess Diana for about a month before she died in August 1997 By Simon Perry Updated on August 31, 2022 05:01 PM Share Tweet Pin Email Prince William, Princess Diana and Prince Harry. Prince William and Prince Harry didn't their mother Princess Diana for about a month before she died on August 31, 1997. The princes and their mother were separated because of a vacation they were taking with their father, Prince Charles, and Diana's humanitarian trips abroad. The brothers had been on vacation with Diana as guests of the family of her new boyfriend, Dodi Fayed, earlier that summer. They were due to meet up with their mother on August 31 — the day that she died, at age 36, in a car crash alongside Fayed in Paris. In a scene from their 2017 documentary for ITV and HBO, Diana, Our Mother: Her Life and Legacy, Harry revealed that they hadn't seen their mother for several weeks while speaking with two landmine victims, Zarko Peric and Malic Bradaric, who Diana met when she went on her last mission to Bosnia to raise awareness about the brutality of landmines. 14 Heartbreaking Quotes About Princess Diana from Prince William and Prince Harry "You guys were the almost the last people to see my mother," Harry told them in the documentary. "Well, you saw my mother more recently than I did, I guess." William and Harry had vacationed with Diana alongside the Fayed family earlier in the summer before they headed to Balmoral, Scotland, to spend time with their father and other members of the royal family, including Queen Elizabeth. The Duke of Cambridge/Prince Harry/PA As children of divorced parents, they also spent time traveling between the two homes in the years before Diana's death. "There was the point where our parents split and . . . we never saw our mother enough or we never saw our father enough," Harry said in the documentary. "There was a lot of traveling and lot of fights on the back seat with my brother — which I would win." Julian Parker/UK Press/Getty Images "There was all that to contend with," he added. "And — I don't pretend we're the only people to have to deal with that, but it was an interesting way of growing up." The documentary featured candid conversations with the princes and Diana's friends, family and admirers. The discussion Harry and William have about Diana in the new special was deeply personal, including them sharing their regret over the last time they spoke to their mother before her death. The Duke of Cambridge and Prince Harry/PA Can't get enough of PEOPLE's Royals coverage? Sign up for our free Royals newsletter to get the latest updates on Kate Middleton, Meghan Markle and more! "If I'd known that that was the last time I was going to speak to my mother the things that I would – the things I would have said to her," Harry said about their final phone call.