Chronology

622 Muhammad and his followers emigrate from Mecca to Medina
632 Muhammad dies; Abu Bakr becomes the first caliph
642 Muslim defeat of the Persians marks end of the Sassanid empire
651 Publication of the Qur’an
661 Ali assassinated; split between Shi’a and Sunnis
711 Muslims defeat Visigothic kingdom in Spain
722–1492 Progressive loss of most of Spain to the Christian reconquest (reconquista)
750–1258 Abbasid caliphate
762 Baghdad founded by Abbasids
800–1300 Height of Muslim learning and creativity
869–883 Zanj (slave) revolts
950–1100 Entry on a large scale of Turks into the Middle East
1055 Baghdad falls to Seljuk Turks
1099–1187 Christian Crusaders hold Jerusalem
1258 Mongols capture Baghdad and kill the last Abbasid caliph
Table : CHRONOLOGY