King Arthur Badon, where he is said to have single-handedly killed 960 men. Recent studies, however, question the reliability of the "Historia Brittonum". The other text that seems to support the case for Arthur's historical existence is the 10th-century "Annales Cambriae", which also link Arthur with the Battle of Badon. The "Annales" date this battle to 516–518, and also mention the Battle of Camlann, in which Arthur and Medraut (Mordred) were both killed, dated to 537–539. These details have often been used to bolster confidence in the "Historia"<nowiki>'</nowiki>s account and to confirm that Arthur really did fight at Badon. Problems have been
King Arthur (2004 film) during the climactic battle. Italian historian and novelist Valerio Massimo Manfredi claimed that the movie was almost a plagiarism of his 2002 novel "The Last Legion", due to several similarities between the two works. These similarities include the reuse of some tropes and happenings present in the book and, especially, the attempt to give historical reliability to the main characters with the concept of King Arthur having Roman origins. Indeed, the events of the movie suggest a theory that is largely different from the one on which Manfredi's novel is based, in which Artorius Castus isn't even mentioned, and neither