The term spoil (ghanima) is applied specifically to property acquired by force from non-Muslims. It includes, however, not only property (movable and immovable) but also persons, whether in the capacity of asra (prisoners of war) or sabi (women and children). … If the slave were a woman, the master was permitted to have sexual connection with her as a concubine.
Still, some may seek to dismiss the notion of sex-slavery in Islam as theory, not actual practice, arguing that even if Sharia permits the sexual enslavement of infidel women, neither Egypt nor Kuwait formally permits it.
Let us therefore make an important distinction: While few Muslim governments would formally institute sex-slavery—thereby egregiously undermining their ongoing and very successful efforts at duping the West—the sort of supremacist culture Sharia breeds, wherein seizing anything from the infidel, including his women and children, is an everyday fact of life.
Read the rest here: http://israelagainstterror.blogspot.com/2011/07/pakistans-christian-sex-slaves-case.html