King Charles Rocked By Palace Shake-Up – Prince Harry’s ‘The Wasp’ Sir Clive Alderton Is Out? King Charles is preparing to lose one of his most trusted advisers as Sir Clive Alderton announces his 2027 departure, reviving interest in Prince Harry’s infamous nickname for the powerful palace insider. Key TakeawaysSir Clive Alderton will step down as King Charles’ Principal Private Secretary in May 2027. Alderton’s departure represents a significant changing of the guard inside King Charles’ royal operation. The King’s Closest AdviserSir Clive Alderton has been King Charles’ closest adviser since 2015 when King Charles was Prince of Wales, until he became king in 2022.