""An Unconscious Crusader"" is a novel written by Sidney Williams and published in 1920. The story follows the life of a young man named John Strangeways who, after suffering a head injury, becomes convinced that he is a medieval knight on a holy mission to rid the world of evil. Despite the concerns of his family and friends, John sets out on a quest to fulfill his self-appointed mission, encountering various obstacles and challenges along the way...