Alfred de Vigny was born into an aristocratic family and served in the French army, which influenced some of his writings. His poetry, collected in 'Poèmes antiques et modernes', explores philosophical and historical themes with an elevated and contemplative style. As a novelist, 'Cinq-Mars' is his most celebrated work, a historical novel set in the court of Louis XIII. In theater, 'Chatterton' is one of his best-known plays, addressing the tragedy of a misunderstood genius. Vigny also dedicated himself to prose writings, such as the 'Cahiers', where he recorded his reflections on life, art, and society. His work is characterized by a pursuit of formal perfection and deep introspection, consolidating him as one of the great names in 19th-century French literature.