 In a raid against Lisbon in 1189, for example, the Almohad caliph Yaqub al-Mansur held 3,000 women and children as captives, while his governor of Córdoba, in a subsequent attack upon Silves, held 3,000 Christian slaves in 1191.In addition, the Christian Iberians who lived within Arab and Moorish-ruled territories were subject to specific laws and taxes for state protection.Muslim Moors who converted to Christianity, known as Moriscos, were enslaved by the Portuguese during the Reconquista; 9.3 per cent of slaves in southern Portugal were Moors and many Moors were enslaved in 16th-century Portugal.