Arab factions--Berbers--Spaniards--Muwallads--Despised by
Arabs--Revolts at Cordova, &c.--Intrigues with the Franks--Letter of
Louis--Revolt of Toledo--Christians and Muwallads make common
cause--Omar--Begins life as a bandit--Captured--Escapes--Heads the
national party--Becomes a Christian--Utterly defeated--Muwallads desert
him--Death of Omar--Stronghold of Bobastro captured--End of
rebellion--Christians under Abdurrahman III.--Almanzor--Anarchy--End of
Khalifate--Knowledge of Christianity and Mohammedanism slight among
those of the opposite creed--Christian writers on
Islam--Eulogius--Mohammed's relation to Christianity--Alvar--Unfair to
Mohammed--His ignorance of the Koran--Prophecy of Daniel.--Moslem
knowledge of Christianity--Mistaken idea of the Trinity--Ibn Hazm--St
James of Compostella 98-114