Azores inhabitants. The nine islands that compose the archipelago occupy a surface area of , that includes both the main islands and many islets located in their vicinities. Each of the islands has its own distinct geomorphological characteristics that make them unique: Corvo (the smallest island) is a crater of a major Plinian eruption; Flores (its neighbor on the North American Plate) is a rugged island carved by many valleys and escarpments; Faial characterized for its shield volcano and caldera (Cabeço Gordo); Pico, is the highest point, at , in the Azores and continental Portugal; Graciosa is known for its active
Captaincy-General of the Azores José de Carvalho e Melo, the Marquess of Pombal, then prime minister. A Captaincy-General operated from the Palace of the Captains-General, under the direction of the titular Captain-General, who operated as the Governor of the Azores, with additional jurisdiction on every island of the Azorean archipelago. The Captaincy-General was succeeded by the Province of the Azores, an ephemeral administrative structure that was collapse in the immediate years. The settlement of the Azores coalesced in the second half of the 15th century, in a late medieval context, that translated into the establishment of a governing structure based on the signeur system.