Joan of Bar was niece to a a King of England but in which year did he gain this title?
Joan of Bar, Countess of Surrey: Joan of Bar (died in 1361, London) was a daughter of Henry III, Count of Bar and Princess Eleanor of England, and niece of Edward II of England. Edward II of England: Edward II (25 April 1284 – 21 September 1327), also called Edward of Caernarfon, was King of England from 1307 until he was deposed in January 1327.
1307