Title: Il corsaro nero

Source: https://en.wikipedia.org/wiki/The_Black_Corsair

The Black Corsair is an 1898 adventure novel written by Italian novelist Emilio Salgari. Set in the Caribbean during the Golden Age of Piracy, the novel narrates the exploits of Emilio Roccanera, Lord of Ventimiglia and his attempts to avenge his brothers, slain by the Duke Van Guld, now Governor of Maracaibo. The Lord of Ventimiglia, known throughout the Spanish Main as the Black Corsair, allies himself with some of the greatest pirates and buccaneers of the era: François L'Ollonais, Michael the Basque and Henry Morgan, vowing never to rest until he attains his vengeance.