New Delhi, Aug. 26 -- Prince Harry and Meghan Markle's expected return to the UK for an extended stay has reportedly raised concerns within the royal family, with several royal experts warning that the move could put further pressure on the already strained relationship between Harry and his elder brother, Prince William.

The Duke and Duchess of Sussex are expected to stay at a private, nonroyal residence outside London and will not resume their royal duties, which they stepped back from in 2020. Prince Archie and Princess Lilibet are expected to begin school in the UK in September.

Royal commentator Kinsey Schofield told Fox News Digital that Prince William was caught off guard by the prospect of Harry and Meghan returning for an exten...