Diogo de Azambuja
Diogo de Azambuja or Diego de Azambuja (1432–1518) was a Portuguese noble and explorer. Soldier He was born at Montemor-o-Velho, and became a knight of the Order of Aviz in the service of the Infante Dom Pedro, son of the Regent Infante Peter, Duke of Coimbra. After Peter's defeat and death in the battle of Alfarrobeira (1449), he accompanied his master into exile. In 1458, he fought on the side of Afonso V in the conquest of Alcácer-Ceguer in Morocco. He received several honours and became a counselor of the king. During the War of the Castilian Succession, he participated in the recapture of the town of Alegrete from the Castilians. He was injured in the leg during this engagement. Portuguese Gold Coast In 1481, Diogo was appointed by John II as captain of a fleet consisting of nine caravels and two ships with 600 soldiers and 100 masons and carpenters. They were sent, along with the necessary stone and other materials, to construct a fortress called São Jorge da Mina at the Gulf of Guinea in the Portuguese Gold Coast colony. This became the best-known exploit of his long life. They chose a favourable defensive position for the fort,