Harry told the congregation, which included the Queen, Prince Philip and Prince Charles: "She made us and so many other people happy." The Bishop of London said it was now time to "let Diana rest in peace".
The Royal Family were cheered as they arrived at the chapel. "We both think of her every day. We speak about her and laugh together at all the memories." Prince William, who was 15 when Diana died, gave a reading from St Paul's letter to the Ephesians which asked for inner strength.