Charles Spencer spent decades writing about British history before publishing a memoir about his late older sister, Princess Diana, in 2026
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Charles Spencer is Princess Diana’s youngest sibling
The 9th Earl Spencer has worked to preserve Diana’s legacy in the years since the late royal’s death
In September 2026, he published a memoir titled Swan Song: Diana, My Sister
Charles Spencer was one of Princess Diana‘s closest confidants — but even he didn’t always understand the pressures she faced in the royal spotlight.
“I used to feel this extraordinary thing about Diana, that it was almost like people had no idea how much they were taking…
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