By Jessica Gibb & Scarlett O’Toole Prince William and Princess Kate are trying their best to end their feud with Prince Harry and Meghan Markle, according to one royal expert. The Duke and Duchess of Sussex have a strained relationship with the Royal Family and they are currently estranged from the Prince and Princess of Wales. However, royal author Tom Quinn has said William and Kate have tried to fix this. Speaking exclusively to The Mirror, he said the couple have reached out to Meghan and Harry and urged them to bring their children, Prince Archie and Princess Lilibet, to the UK to visit. …