Expansion of Islam By jalista Jan 1, 622 The Islamic State is Established Period: Jan 1, 622 to Jan 1, 750 Islamic Expantion Jan 1, 632 Muhammmed Dies Jan 1, 633 Riddah Wars Jan 1, 634 Abu Bakr Dies After Declaring War on the Byzantine Empire Period: Jan 1, 634 to Jan 1, 644 Umar's Rule Period: Jan 1, 644 to Jan 1, 656 Uthmans Rule Period: Jan 1, 651 to Jan 1, 750 Umayyad Dynasty Jan 1, 652 Finish Writing the Holy book Jan 1, 656 Ali Became the Head of the Muslim State After the Assassination of Uthman Jan 1, 661 Ali was Assassinated