High middle ages 700 A.D. to 1500 A.D.
Abu Bakr becomes first Caliphate
Muhammad emigrates from Mecca to Medina with his followers
Abu only reigned for two years
Muslims defeat of the Persians marks the end of the Sassanid empire
His assassination led to the division of Shi's and Sunni's
Progressive loss of most of Spain to the Christian Reconquest
Abbasid clan based it's claim to the caliphate on the descent of Abbas, Muhammads cousin. The Abbasids agiitated the Shi'a
won over rival Ummayad family who had developed the caliphate in damascus.
contributed to advances in learning in the Islamic world.
and Kill the last Abbasid Caliph