WORLD HISTORY

Detailed explanation-1: -Under the Abbasids, the caliph became more regal and the bureaucracy more complex. A council headed by a prime minister, or vizier, advised the caliph. During council meetings, the caliph sat behind a screen and whispered his orders to the vizier.

Detailed explanation-2: -Why was the position of the vizier created in the early Abbasid period? The caliph needed to create new administrative positions to manage the expanding empire. How did the Seljuk Turks benefit the Abbasid caliphate in the twelfth century? They helped recover Jerusalem from the Crusaders.

Detailed explanation-3: -Nominated heir by his brother caliph Al-Saffah (the founder of Abbasid dynasty) in 754. Al-Mansur was proclaimed Caliph on his way to Mecca in the year 753 CE (136 AH) and was inaugurated the following year. Founder of Baghdad.

Detailed explanation-4: -6. During the Abbasid dynasty, a high government official called the advised the vizier caliph), equivalent to a modern-day prime minister, (vizier, caliph). The military and political head of state under the Seljuk Turks and the Ottomans was the (sheikh, sultan).

Detailed explanation-5: -ʿAbbasid caliphate It overthrew the Umayyad caliphate in 750 ce and reigned as the Abbasid caliphate until it was destroyed by the Mongol invasion in 1258. The name is derived from that of the uncle of the Prophet Muhammad, al-ʿAbbās (died c.