Historical Events Dec 14 Uthman ibn Affan, companion of Muhammad, appointed 3rd Caliph of Islam Famous Deaths Dec 8 Omar I, 2nd Caliph of Islam (634-44), oversaw conquest of Persia and Egypt), murdered at 59 or 60 642 AD History by Year 645 AD Famous Living People by Age 20-29 30-39 40-49 50-59 80-89 Over 90