"Raoul de Bragelonne" is a historical novel written by Alexandre Dumas, published in the 1840s. It is the final installment in the d'Artagnan Romances series, following the adventures of d'Artagnan and his friends, the Three Musketeers. The story is set in 17th-century France and revolves around the young nobleman Raoul, who faces challenges related to love, loyalty, and honor. The novel explores themes of friendship and sacrifice, as Raoul grapples with his feelings for Louise de La Vallière and his duty to his friends. As the narrative unfolds, it delves into the political intrigues of the time, showcasing the complexities of royal court life and the impact of personal choices on one's destiny.