: "jihad is the world's foremost source of terrorism, inspiring a worldwide campaign of violence by self-proclaimed jihadist groups.' According to the scholar Bat Ye'or, for non-Muslims through history jihad has meant 'war, dispossession, . . . slavery and death.' 'The fate of Jews in Arabia,' Ye'or says, 'foreshadowed that of all the peoples subsequently conquered by the Arabs. The primary guiding principle was to summon the non-Muslims to convert or accept Muslim supremacy, and, if faced with refusal, to attack them until they submitted to Muslim domination. . . . The jihad developed into a war of conquest whose chief aim was the conversion of infidels. . . . The jihad is a global conception that divides the peoples of the world into two irreconcilable camps. . . . [It] is the normal and permanent state of war between the Muslims and the [infidels], a war that can only end with the final domination over unbelievers "