Prince William has been under “tremendous pressure” royal biographer Richard Fitzwilliams has claimed after the royal issued a candid statement regarding his wife, Princess Catherine. His analysis comes after William spoke frankly to journalists in South Africa about the challenges of maintaining his royal duties while supporting his family through their health crises. In his most candid interview to date, Prince William admitted: “It’s been dreadful. It’s probably been the hardest year in my life.” Speaking during his four-day trip to Cape Town for the Earthshot Prize, the Prince of Wales ope…