By Right of Sword is a gripping tale that explores identity, conflict, and ambition. The protagonist, an Englishman, is thrust into a world of political intrigue, duels, and mistaken identity after he is forced to adopt the persona of a cowardly Russian officer. As he navigates the dangerous situation he finds himself in, themes of loyalty, love, and personal courage become central to the narrative. The story unfolds with the protagonist's decision to impersonate a man in peril, setting off a chain of events that forces him to confront not only external dangers but also the internal struggles tied to honor and duty. The plot weaves through a backdrop of espionage and tense political situations, as the protagonist grapples with his new identity and the risks that accompany it. At its core, the novel delves into how identity shapes actions and how personal relationships drive individuals to act against their own fears and desires. The narrative's unfolding challenges create an atmosphere of suspense and tension, keeping the reader engaged as the protagonist's journey evolves.