• Prince Harry shares personal stories in his book Spare
  • At one point, he writes of the day Princess Diana died
  • His father Charles broke the news to his young sons 

When the world learned the news of Princess Diana's death on Aug. 31, 1997, there was immense sadness. Her sons Prince William and Prince Harry were just 15 and 12 years old at the time.

In his biography Spare, Harry describes the moment when he learned that his mother had an accident and did not survive.

How Charles told Harry about Princess Diana's accident

Early in the morning his father, then still Prince Charles, came to his room and waited until Harry awoke on his own.

"He sat down on the edge of the bed," Harry writes. "He put a hand on my knee. 'Darling boy, Mummy's been in a car crash.'"

At first, the young Prince had believed that the accident could not be serious, but Charles continued to speak:

"'There were complications. Mummy was quite badly injured and taken to hospital, darling boy.'"

Also interesting:

While Harry still believed that his mother must have survived anyway, his father brought out the difficult words: "'They tried, darling boy. I'm afraid she didn't make it.'"

Harry says tears did not flow and there was little consolation from his father either.

"Pa didn't hug me," he writes. "But his hand did fall once more on my knee and he said, 'It's going to be OK.'"

As Harry further writes, his brother had already been informed before him in the same way.

Afterwards, he had a few hours alone to process what had been said...

See more in the video above.