GABRIELLA D'Estr閑s (1571-1599); daughter of Antonio d'Estr閑s; governor of the Ile de France. Henry IV of France met her in 1590 at Chateau de Coevres and felt for her a passion alive; he called her to the court; made her marry Damerval of Liancourt and created for her the Duchy of Beaufort. Although he was married to Marguerite de Valois; the king did not hide his feelings for her even in public; she indeed it genuinely reciprocated; accompanying him everywhere; even on the battlefield even during pregnancies. Roman Catholic; he did his utmost with his sister Caterina; Huguenot; alacrity to carry out diplomatic action to resolve differences between the two opposing religious factions; gaining the acceptance of the Edict of Nantes. When; in 1599; Pope Clement VIII granted the king the annulment of the marriage to Marguerite de Valois; he immediately donated to the Favorita (Title forged especially for her) an engagement ring; But she died suddenly; a few days after prematurely given birth to the fourth child; already dead; probably poisoned. Colored lithograph; nineteenth century France