sep 10, 1540 - Gibraltar is sacked by the fleet of Barbary pirate Ali Hamet, a Sardinian renegade in the service of the Ottoman Empire, and many of its leading citizens are taken as captives to Peñón de Vélez de la Gomera in Morocco.[5][6] This leads to construction of the defensive Charles V Wall, at this time known as the Muralla de San Benito