The legendary king of the Britons is King Arthur. His story is rooted in medieval literature and has become a central figure in British folklore. Arthur is often depicted as a heroic and virtuous leader who brought together the Knights of the Round Table and sought to establish justice and harmony in his kingdom. Tales of his adventures, including the quest for the Holy Grail and battles against the Saxons, are chronicled in various legends, notably in works like Sir Thomas Malory's "Le Morte d'Arthur." King Arthur's legacy continues to influence literature, film, and popular culture, embodying the ideals of chivalry and nobility.