Caliphate
Encyclopedia article; The Columbia Encyclopedia, Sixth Edition, 2007
CALIPHATE kal ifat , -fit, the rulership of Islam; caliph kal...The Abbasid dynasty (749 1258) is sometimes called the caliphate of Baghdad. One Umayyad, Abd ar-Rahman I , escaped...emirate of Cordoba was set up in 780. This later became the caliphate of Cordoba, or the Western caliphate, and persisted until...