Return to Article Arabic Ascendency under Caliph Walid I Source: Perry Castaneda Map Library at the University of Texas The Caliphate in 750 Source: Perry Castaneda Map Library at the University of Texas Comments: (drawn in 1924) Iran Ethnoreligious Distribution (2004) Source: Perry Castaneda Map Library at the University of Texas Distribution of Ethnoreligious Groups and Major Tribes (Iraq 2003) Source: Perry Castaneda Map Library at the University of Texas Distribution of Religious and Ethnic Groups (Iraq 1978) Source: Perry Castaneda Map Library at the University of Texas Islam Percentage by Country Source: User-created map from Wikipedia Muslim Distribution (1995) Source: Perry Castaneda Map Library at the University of Texas Return to top