Article continues below advertisementKing Charles reportedly became so frustrated with Meghan Markle and Prince Harry when they consistently asked him for cash following their exit from the royal family in 2020.Robert Jobson wrote in his new book, The Windsor Legacy, how the Duke of Sussex, 41, "swore at [Charles] and demanded funds" after the couple stepped back as senior members of the Windsor clan at the time.Article continues below advertisementQueen Elizabeth Was 'Tired of the Drama'Source: MEGAKing Charles and Queen Elizabeth became frustrated with the Sussexes.