Luís succeeded his father as the Duke of Beja and was also made Constable of the Kingdom (Portuguese: Condestável do Reino) and Prior of the Order of Saint John of Jerusalem, with its Portuguese headquarters in the town of Crato.. Conquest of Tunis. In the Conquest of Tunis (1535) Luís, brother-in-law of Charles V, commanded the Portuguese army.The Portuguese galleon São João Baptista …
https://en.wikipedia.org/wiki/Lu%C3%ADs_of_Portugal,_Duke_of_Beja

