Celeb history | Past & Facts on Instagram: "There is a long-running conspiracy theory that Princess Diana’s death in 1997 was not an accident but rather planned, with some claims suggesting Prince Charles was involved because of their troubled marriage and her growing independence. Despite these rumors, official investigations in both France and the UK concluded her death was caused by a tragic car crash and not foul play. Follow @historiccelebs for more historic videos Like our content? Follow