when did the abbasid empire start and end
750–1258
title: Abbasid Caliphate text: Abbasid Caliphate The Abbasid Caliphate ( or , "") was the third of the Islamic caliphates to succeed the Islamic prophet Muhammad. It was founded by a dynasty descended from Muhammad's uncle, Abbas ibn Abdul-Muttalib (566–653 CE), from whom the dynasty takes its name. They ruled as caliphs for most of the caliphate from their capital in Baghdad in modern-day Iraq, after having overthrown the Umayyad Caliphate in the Abbasid Revolution of 750 CE (132 AH). The Abbasid Caliphate first centred its government in Kufa, modern-day Iraq, but in 762 the caliph Al-Mansur founded the city of Baghdad, near the title: Abbasid Caliphate text: authority over Al-Andalus and the Maghreb to the Umayyads in 756, Morocco to the Idrisid dynasty in 788, Ifriqiya to the Aghlabids in 800 and Egypt to the Isma'ili-Shia caliphate of the Fatimids in 969. The political power of the caliphs largely ended with the rise of the Iranian Buyids and the Seljuq Turks, which each captured Baghdad in 945 and 1055 respectively. Although Abbasid leadership over the vast Islamic empire was gradually reduced to a ceremonial religious function, the dynasty retained control over its Mesopotamian domain. The Abbasids' period of cultural fruition ended in 1258 with the sack of title: Islamic Golden Age text: Islamic Golden Age The Islamic Golden Age is the era in the history of Islam, traditionally dated from the 8th century to the 14th century, during which much of the historically Islamic world was ruled by various caliphates, and science, economic development and cultural works flourished. This period is traditionally understood to have begun during the reign of the Abbasid caliph Harun al-Rashid (786 to 809) with the inauguration of the House of Wisdom in Baghdad, where scholars from various parts of the world with different cultural backgrounds were mandated to gather and translate all of the world's classical knowledge title: Abbasid Caliphate text: caliphate of Cairo lasted until the time of Al-Mutawakkil III, who was taken away as a prisoner by Selim I to Constantinople where he had a ceremonial role. He died in 1543, following his return to Cairo. The Abbasid historical period lasting to the Mongol conquest of Baghdad in 1258 CE is considered the Islamic Golden Age. The Islamic Golden Age was inaugurated by the middle of the 8th century by the ascension of the Abbasid Caliphate and the transfer of the capital from Damascus to Baghdad. The Abbassids were influenced by the Qur'anic injunctions and hadith such as "the title: Abbasid architecture text: now the effective ruler only of Iraq, moved his capital back to Baghdad in 889. In 945 the Buyids, followers of Shia Islam, became effective rulers as amirs, while the Abbasid caliphs retained their nominal title. With Caliph al-Nasir (1179-1225) the Abbasids once again gained control of Iraq, but the sack of Baghdad by the Mongols in 1258 brought the Abbasid caliphate to an end. Early Abbasid architecture was very similar to the architecture of the Sassanid Empire, as exemplified by the Palace of Ukhaidhir. It used the same techniques, the same materials of mud brick, baked brick and rough