Lady Colin Campbell has claimed that Meghan Markle has aspirations to evolve her career into politics and hopes to run for president someday in the future.The 70 year old author, who wrote the 1992 best-selling biography Diana in Private: The Princess Nobody Knows, first made the revelation to the Mail Online, where she said: "I know the Duchess of Sussex has political ambitions and I've been told that one day she wants to run for president. "I think everything she is doing, leaving the royal family and moving back to California is part of her plan and she has taken Harry along with her." Get exclusive celebrity stories and fabulous photoshoots straight to your inbox with OK's daily newsletter.