Prince Harry’s relationship with Prince William and King Charles changed after the Duke of Sussex published Spare, which resulted in the veteran being unable to reunite with the Windsors during his most recent trip to London. In Spare, Harry discussed a tense moment between him Charles and William after Prince Philip’s funeral. “I’d vowed not to let this encounter devolve into another argument. But I quickly discovered that it wasn’t up to me,” the duke penned. “Pa and Willy had their parts to play, and they’d come ready for a fight. Every time I ventured a new explanation, started a new line …