Islamic Timeline By mullesky 570 Muhammad born in Mecca 610 Islam begins, receives Quran 622 Escapes persecution, Calendar begins 630 Returns, Controls, becomes center 632 Abu Bakr succeeds Muhammad 634 Umar = 2nd Caliph, Empire Expands 644 Uthman = 3rd Caliph 656 Ali bin Talib = 4th Caliph Period: 661 to 750 Umayyad takes control, capital moves 680 Ali's son, Hussein, killed 692 Dome of the Rock completed in Jerusalem 711 Muslims enter Spain 732 Islamic Army precedes, defeated Period: 750 to 1258 Abbasid Caliphate controls, new capital, golden age 780 "Father of Algebra", al-Khwarizmi is born 972 Al-Azhar university founded, Cairo, Egypt 1025 Medicine textbook completed, Ibn Sina (Author) 1048 Famous poet/scientist, Omar Khayyam, born 1099 Christian armies recapture Jerusalem 1187 Saladin retakes Jerusalem control 1258 Mongols attack Baghdad, Kills Caliph