The name of Islam's largest denomination (about 80% of Muslims).
Some key points:
(1) They believe that the first four caliphs were Muhammad's rightful successors.
(2) They accept the legitimacy of the Umayyad and Abbasid caliphates.
(3) They follow four schools of law (fiqu): Hanafi (the largest one), Maliki, Shafii, and Hanbali.