Prince William, who's preparing to become king, has received new shocking title as he nears his ascension to the throne. The Prince of Wales, who's taking more power from the 75-year-old monarch, has been described as the ‘toughest ruler the family has ever seen’. William's new "title" seems to be a strong warning for his estranged brother Prince Harry as it seems the future king will not change his stance against the Duke, who lives in California along with his wife Meghan Markle and their three children. The father-of-three, who is next in line to become king, is taking more power from his cancer-stricken father, King Charles. The Prince, is said to be putting his foot down on several key decisions about the Firm’s long-term future. “It’s no secret that anyone who pushes back against him will be swiftly shown the door,” a palace insider told . They went on claiming: "He’s not willing to take any nonsense and the word is he’s already on his way to being the toughest ruler the family has ever seen.”