How Prince William and Harry Continue to Honor Princess Diana's Legacy 19 Years After Her Death

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The memory of Princess Diana is very much kept alive through her children.

Her sons, Prince William and Prince Harry, along with the Duchess of Cambridge,Kate Middleton,continue to honor her legacy each and every day following her death 19 years ago today.

WATCH: Prince William on Princess Diana: 'I Still Miss My Mother Every Day'

Princess Diana was tragically killed in a car crash in the Pont de l'Alma tunnel in Paris, France, on Aug. 31, 1997. She was 36 years old.

See how the royal family continues to pay tribute to their mom:

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Prince Harry Follows in Diana’s Footsteps to Raise Awareness for HIV and AIDS

Prince Harry, 31, is determined to help save lives and continue the good work that his mother was doing before her death. "His Royal Highness wants to expand his own knowledge of the challenges and opportunities in the fight against the virus around the world," a royal spokesperson said in a statement in late June. "This will see him tackling topics including testing, treatment, and prevention as well as anti-stigma efforts that were famously championed by his mother Diana, Princess of Wales."

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Prince William Followed Diana’s Advice on Love

In a recent resurfaced interview, Princess Di can be seen talking about how she told her son the importance of holding on to love. “I put it to William, particularly, that if you find someone you love in life, you must hang onto it, and look after it, and if you were lucky enough to find someone who loved you, then you must protect it,” she said. Of course, William, 34, married his love, Kate Middleton, in April 2011.

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Kate Middleton Proudly Wears Diana’s Jewels

The stunning Kate wears the engagement ring given to Diana by William’s father, Prince Charles, every day. Prince William explained at the time why he chose to propose with his mother’s gorgeous jewel. “It’s my way of making sure my mother didn’t miss out on today and the excitement and the fact that we’re going to spend the rest of our lives together,” he said. Late last year, Middleton donned one of her late mother-in-law’s favorite tiaras to a royal engagement.

Expanding Their Family

While Princess Diana never got to meet her grandchildren, Prince George, 3, and Princess Charlotte, 1, those closest to her know she would have loved the role of grandmother. William and Kate honored Diana through their daughter by christening her at the same church she was baptized in at St. Mary Magdalene Church at Queen Elizabeth's Sandringham estate.

WATCH: Prince Harry Says He ‘Regrets’ Not Speaking Out About His Late Mother's Death

Prince Harry also recently spoke about how his mom would feel about him starting a family of his own someday. “I hope she's looking down with tears in her eyes, being incredibly proud of what we've established, I suppose," he told GMA co-anchor Robin Roberts in March. "I'm sure she's longing for me to have kids so she can be a grandmother again."

For more from the royal family, watch below: