Much depends on the point at which we decide that RP came into existence. William Gladstone, who was PM for four different terms in the late 19th century, went to Eton College yet his pronunciation gave away that he was from the North of England and his speech was criticised by RP speakers in the early 20th century.
Definition of vane. 1a : a movable device attached to an elevated object (as a spire) for showing the direction of the windb : one that is changeable or inconstant.
For other people named Charles Vane, see Charles Vane (disambiguation). Charles Vane (1680 â 29 March 1721) was an English pirate who preyed upon English and French shipping. His pirate career lasted from 1716 to 1720. His flagship was the Ranger. His death was by hanging at Gallows Point, Port Royal, Jamaica.