Who was the mythical King Arthur ? Did he even exist? Regardless of who he may have been, how did he become such a powerful cultural icon? King Arthur (Welsh: Brenin Arthur; Cornish: Arthur Gernow; Breton: Roue Arzhur; French: Roi Arthur) was a legendary king of Britain . He is a folk hero and a central figure in the medieval literary tradition known as the Matter of Britain. King Arthur is a legendary British king who appears in a series of stories and medieval romances as the leader of a knightly fellowship called the Round Table. It is possible that the legendary Arthur is based on a historical figure, a Romano-Britain who fought the invading Anglo-Saxons in the fifth or sixth century and who first appears in Welsh...