The Abbasid Caliphate or Abbasid Empire (/əˈbæsɪd, ˈæbəsɪd/; Arabic: الْخِلَافَة الْعَبَّاسِيَّة, romanized: al-Khilāfa al-ʿAbbāsiyya) was the third caliphate...

vizier (Arabic: وزير, romanized: wazīr) was the senior minister of the Abbasid Caliphate, and set a model that was widely emulated in the Muslim world. Many...

Rashidun Caliphate (632–661), the Umayyad Caliphate (661–750), and the Abbasid Caliphate (750–1517). In the fourth major caliphate, the Ottoman Caliphate, the...

Chattel slavery was a major part of society, culture and economy in the Abbasid Caliphate (750–1258), which during its history included most of the Middle East...

The Abbasid dynasty or Abbasids (Arabic: بنو العباس, romanized: Banu al-ʿAbbās) were an Arab dynasty that ruled the Abbasid Caliphate between 750 and...

of the Umayyad Caliphate (661–750 CE), the second of the four major Caliphates in Islamic history, by the third, the Abbasid Caliphate (750–1517 CE)....

came to power in the Abbasid Revolution in 748–750, supplanting the Umayyad Caliphate. They were the rulers of the Abbasid Caliphate, as well as the generally...

largest caliphate and the last one to actively rule the entire Muslim world. The Abbasid Revolution overthrew the Ummayads and instituted the Abbasid dynasty...

many other Muslim lands and adjacent regions. Originating during the Abbasid Caliphate, the Fatimids conquered Ifriqiya (roughly present-day Tunisia) and...

Abbasid revolution and establishment of the Abbasid Caliphate. They still formed part of the armed forces of Basra during the governorship of Abbasid...