The Turks occupied Sheikh `Othman, but were unable to threaten Aden itself.
Since then the governor of the town and adjoining district has been a sheikh of the K'ab or Chaab Arabs, a powerful tribe of the Shi'ah branch of Islam.
The grand mufti of Constantinople is, as we have seen, nominated by the sultan, but his hold on the people makes him quite an independent power in the state; in Cairo he is not even nominated by the government, but each school of law chooses its own sheikh, who is also mufti, and the IIanifite is head mufti because his school is official in the Turkish Empire.
More to the purpose is it that Sultan IJosain Mirza, great-grandson of Omar Sheikh, son of Timur, reigned 10 in Herat from 1487 to 1506.
At last a youth named Alamut, aged fourteen years, was raised to the throne, which he held till the succession of Sheikh Ismail.