'''Arthur of Brittany''' (1187 - c. 1203) was the posthumous son of Geoffrey of [[Brittany]], the fourth son of King [[Henry II]] of England. He was the grandson of Henry and under succession protocol of the time was the rightful successor to [[Richard I]]. (Exactly the same principle would be used when [[Richard II]] succeeded his grandfather [[Edward III]] in 1377.) | '''Arthur of Brittany''' (1187 - c. 1203) was the posthumous son of Geoffrey of [[Brittany]], the fourth son of King [[Henry II]] of England. He was the grandson of Henry and under succession protocol of the time was the rightful successor to [[Richard I]]. (Exactly the same principle would be used when [[Richard II]] succeeded his grandfather [[Edward III]] in 1377.) |