The Beshmour Revolution is the largest and last revolution in the history of Islamic Egypt against the Abbasid caliphate, during the reign of the Caliph "Al Ma and the mandate of "Isa bin Mansour" 215 -217 AH (830 -832 AD) .The people of the face of the sea revolted all the Arabs and Copts , on the authority of "Issa bin Mansour ," in Jumada I in 216 AH (831 AD) , and took off state workers , and ...