In 1880 he published what is considered his first masterpiece, "Boule de Suif", which met with instant and tremendous success. Flaubert characterized it as "a masterpiece that will endure." This was Maupassant's first piece of short fiction set during the Franco-Prussian War, and was followed by short stories such as "Deux Amis", "Mother Savage", and "Mademoiselle Fifi".