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

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...

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...

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

the Abbasids overthrew the Umayyad dynasty in 750 through the Abbasid Revolution. Their caliphate is divided into three main periods: Early Abbasid era...

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...

Abbasid architecture developed in the Abbasid Caliphate between 750 and 1227, primarily in its heartland of Mesopotamia (modern Iraq). The great changes...

among several dynasties. For example, during the later stages of the Abbasid Caliphate, even the capital city of Baghdad was effectively ruled by other dynasties...