Prince Harry and Prince William still share one value their late mother, Princess Diana, imparted in them, historian Amanda Foreman tells PEOPLE exclusively in this week's issue.

Prince William and Prince Harry remain estranged but continue to honor their mother as the 28th anniversary of Princess Diana ...

"If she had been around, they would have worked things out in a different way," Diana's biographer, Andrew Morton, says.

Prince Harry and Prince Williams’ rift isn’t what their mother, Princess Diana, would have wanted for them. Andrew Morton – ...

The British royal family has once again captured the world's attention as Prince William and Prince Harry's brotherly bond ...

Prince William and Prince Harry, though once inseparable, have not spoken to each other for years amid a bitter royal family ...

Princess Diana wouldn't eat certain foods (some of them surprising!) unless her sons Prince William and Prince Harry were at ...

Princess Diana's childhood home and final resting place at Althorp estate will be inherited by Louis Spencer, the 31-year-old ...

Prince Harry paid powerful tribute to Princess Diana on Wednesday by returning to the area where she famously walked in 1997 ...

The Princess of Wales, who died in a Paris car crash in 1997 at age 36, left behind many possessions — however her sprawling ...

Princess Diana spent part of her childhood in a residence in Northamptonshire, a region in central England between Cambridge ...