Lady Diana, Princess of Wales and Charles, Prince of Wales are seen during their wedding at St Paul Cathedral in London 29 July 1981. (Photo credit should read /AFP/Getty Images)
Diana, Princess of Wales, smiles as she meets wellwishers outside St Vincent's Hospice in Sydney on November 2, 1996, her last official engagement in Australia. Diana departs Sydney on November 3 after a four-day private visit. / AFP PHOTO / Torsten BLACKWOOD (Photo credit should read TORSTEN BLACKWOOD/AFP/Getty Images)
US President Ronald Reagan and his wife Nancy welcome 09 November 1985 in White House, Washington, D.C., Princess Diana and her husband Prince Charles (not in the picture)
Princess Diana(L), her sons Harry(2nd L) and William(2nd R), and Prince Charles(R) watch the parade march past as part of the commemorations of VJ Day 19 August in London. The commemoration was held outside Buckingham Palace and was attended by 15,000 veterans and tens-of-thousands of spectators. AFP PHOTO (Photo credit should read JOHNNY EGGITT/AFP/Getty Images)
LONDON, UNITED KINGDOM: London's national newspapers headline 21 December the report that Queen Elizabeth has sent a letter to both Prince Charles and the Princess Diana spelling out her " desire for an early divorce." AFP PHOTO (Photo credit should read JOHNNY EGGITT/AFP/Getty Images)
WASHINGTON, : Diana, Princess of Wales (R), a key volunteer of the British Red Cross Landmine Campaign speaks to Ken Rutherford (L) who was injured by a land mine in Somalia at ceremonies at Red Cross headquarters in Washington DC 17 June.
(FILES) Photo dated 10 August 1997 shows Diana, Princess of Wales, posing for a photograph with some French SFOR soldiers at Sarajevo airport before her flight to London. Diana died in a hospital in Paris, early 31 August, from massive internal injuries following a car crash. Her friend Egyptian millionaire Dodi el-Fayed was killed when the car crashed. The Princess was 36 years old. AFP PHOTO FILES/STEFAN ROUSSEAU (Photo credit should read STEFAN ROUSSEAU/AFP/Getty Images)
This picture dated 21 August 1997 shows the wreckage of Princess Diana's car in the Alma tunnel of Paris.
LONDON, UNITED KINGDOM - SEPTEMBER 1: The front covers of Monday's newspapers 01 September confirm the shocking news of the untimely death of Diana, Princess of Wales. The princess died in an horrific car crash in Paris in the early hours of 31 August, along with her current male companion Dodi al Fayed. (Photo credit should read JOHNNY EGGITT/AFP/Getty Images)