![Princess Diana's first Trooping the Colour ceremony at 19 which ended in disaster](https://cdn.newsserve.net/ONPglobe256.png)
Princess Diana's first Trooping the Colour ceremony at 19 which ended in disaster
Diana, Princess of Wales, attended her first Trooping the Colour ceremony in 1981, when she was just 19 and the occasion unfortunately coincided with a terrifying security incident.
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