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Iraq and the Abbasid Heartland

Baghdad, Kufa, Basra and the Land Between the Rivers

Iraq was the centre of the Muslim world for the better part of five centuries. The garrison town of Kufa was laid out under Umar ibn al-Khattab and became the seat of Ali ibn Abi Talib's caliphate; Basra was founded in the same wave of settlement; and in 762 the Abbasid caliph al-Mansur began building Baghdad, which grew into the largest city of its age and the home of the House of Wisdom.

This collection gathers the places themselves, the Abbasid state and its caliphs, the scholars whose working lives were spent in these cities, and the events that took place on Iraqi soil — from the conquest of Mesopotamia and the first civil wars at the Camel and Nahrawan, through Karbala and the Mihna, to the Mongol sack of Baghdad in 1258 that ended the Abbasid caliphate there.

Membership follows where a subject actually was rather than when it lived. Scholars of the Abbasid period who worked elsewhere — al-Bukhari in Bukhara, al-Qarawiyyin in Fez — belong to the collections for those regions instead.

In This Collection

dynastyAbbasid Caliphate

Abbasid Caliphate

The third major Islamic caliphate (750–1258 CE), centered in Baghdad. It presided over the Islamic Golden Age, with landmark advances in science, philosophy, li…

personAbbasid Caliphate

Abdul Qadir Gilani

Abdul Qadir Gilani (c. 1077-1166 CE) was a Hanbali jurist and preacher of Baghdad whose sermons drew large audiences and whose works combine legal instruction w…

personProphetic Era

Abdullah ibn Mas'ud

Abdullah ibn Mas'ud (c. 594–653 CE) was among the earliest converts to Islam, a close companion of the Prophet, and the scholar who carried the Quranic and lega…

personIslamic Golden Age

Al-Farabi: The Second Teacher and Father of Islamic Philosophy

Al-Farabi (c. 872-950 CE) was one of the greatest philosophers in Islamic history, known as 'The Second Teacher' after Aristotle, who synthesized Greek philosop…

personIslamic Golden Age

Al-Khwarizmi

Muhammad ibn Musa al-Khwarizmi (c. 780–850 CE) was a mathematician and astronomer at Baghdad's House of Wisdom whose treatise gave algebra its name, who introdu…

personIslamic Golden Age

Al-Kindi

Abu Yusuf al-Kindi (c. 801–873 CE) was the first major Islamic philosopher and one of the most wide-ranging minds of the Abbasid era. Working at Baghdad's House…

personIslamic Golden Age

Al-Razi

Abu Bakr al-Razi (854–925 CE), known in the Latin West as Rhazes, was the greatest clinical physician of the medieval Islamic world. His observations on smallpo…

personAbbasid Caliphate

Al-Tabari: Historian and Exegete of the Abbasid Age

Al-Tabari (839-923) was the most important historian and Quranic exegete of the early Islamic period. His annalistic History and his vast commentary on the Qura…

personProphetic Era

Ammar ibn Yasir: The Early Convert Who Endured

Ammar ibn Yasir (c. 567-657 CE) was among the earliest converts to Islam and the most severely persecuted, son of Sumayyah bint Khayyat, the first martyr of Isl…

personProphetic Era

Anas ibn Malik: The Servant of the Messenger

Anas ibn Malik (c. 612-712 CE) attended the Prophet Muhammad's household for about ten years from the age of roughly ten, and became one of the most prolific na…

placeAbbasid Caliphate

Baghdad

Baghdad, founded in 762 CE by Caliph al-Mansur, served as the capital of the Abbasid Caliphate and became the intellectual, cultural, and economic center of the…

eventUmayyad Caliphate

Battle of Karbala

The Battle of Karbala (680 CE) was a confrontation in which Husayn ibn Ali, grandson of Prophet Muhammad, was killed with his companions by Umayyad forces near …

eventRashidun Caliphate

Battle of Nahrawan: Ali's Conflict with the Kharijites

The Battle of Nahrawan (658 CE) was fought between Caliph Ali and the Kharijites who defected after the arbitration at Siffin. This battle marked the emergence …

eventRashidun Caliphate

Battle of the Camel: The First Islamic Civil War

The Battle of the Camel (656 CE) was the first major military confrontation between Muslims, fought near Basra between Caliph Ali and forces led by Aisha, Talha…

personAbbasid Caliphate

Caliph al-Ma'mun: The Scholar-Caliph and the Islamic Golden Age

Al-Ma'mun (r. 813-833 CE) was the seventh Abbasid caliph and one of the most intellectually accomplished rulers in Islamic history. His reign marked the peak of…

personAbbasid Caliphate

Harun al-Rashid

Harun al-Rashid (763-809 CE) was the fifth Abbasid caliph whose reign marked the height of Abbasid power. A capable military commander, patron of learning, and …

institutionIslamic Golden Age

House of Wisdom

The House of Wisdom (Bayt al-Hikma) was the premier intellectual institution of the Islamic Golden Age, established in Baghdad under the Abbasid caliphs. For ov…

personUmayyad Caliphate

Imam Abu Hanifa

Abu Hanifa al-Nu'man ibn Thabit (699–767 CE) founded the Hanafi school of jurisprudence, the most widely followed legal tradition in the Muslim world. A silk me…

personAbbasid Caliphate

Imam Ahmad ibn Hanbal

Ahmad ibn Hanbal (780–855 CE) founded the Hanbali school of jurisprudence and compiled the Musnad, one of the largest hadith collections. His refusal to affirm …

personProphetic Era

Imam Hasan

Al-Hasan ibn Ali (625–670 CE) was the eldest grandson of Prophet Muhammad, son of Ali and Fatimah, and briefly caliph after his father's assassination in 661 CE…

personProphetic Era

Imam Hussain: The Martyr of Karbala

Al-Hussain ibn Ali (626–680 CE) was the younger grandson of Prophet Muhammad, son of Ali and Fatimah, and a central figure in early Islam. His death at the Batt…

personAbbasid Caliphate

Imam al-Shafi'i

Muhammad ibn Idris al-Shafi'i (767–820 CE) founded the Shafi'i school of jurisprudence and was the architect of Islamic legal theory. His Al-Risala established …

eventRashidun Caliphate

Islamic Expansion Under Umar ibn al-Khattab

The unprecedented territorial expansion of the Islamic empire under Caliph Umar ibn al-Khattab (634-644 CE), which transformed Islam from an Arabian state into …

conceptAbbasid Caliphate

Islamic Urban Planning and City Development

How cities were laid out in the Islamic world from the eighth century onward, with the congregational mosque and market at the centre, streets graded from publi…

personIslamic Golden Age

Jabir ibn Hayyan

Jabir ibn Hayyan, known in the Latin West as Geber, is the name attached to the founding corpus of Arabic chemical writing, which shaped Islamic science and med…

placeRashidun Caliphate

Kufa as a Center of Governance

Founded in 638 CE as a military garrison, Kufa became one of the most consequential cities of early Islam — capital of Caliph Ali ibn Abi Talib, birthplace of t…

eventAbbasid Caliphate

The Mihna

The Mihna (833–849 CE) was an inquisition begun by Caliph al-Ma'mun to enforce the Mu'tazilite doctrine that the Quran was created. Its failure, symbolized by A…

theologyAbbasid Caliphate

Mu'tazilite School of Islamic Thought

The Mu'tazilite school of Islamic theology gives priority to reason in interpreting matters of belief. It emerged in Basra in the early eighth century, was the …

personAbbasid Caliphate

Rabia al-Adawiyya: The Mystic Saint of Divine Love

Rabia al-Adawiyya (717-801 CE) was one of the most influential Sufi mystics in Islamic history, renowned for her teachings on divine love and rejection of worsh…

personProphetic Era

Sa'd ibn Abi Waqqas

Sa'd ibn Abi Waqqas (c. 595–674 CE) was one of the earliest converts to Islam and the commander who led the Muslims to victory at al-Qadisiyyah in 636 CE, break…

eventMedieval Islamic World

Siege of Baghdad (1258)

Comprehensive history of the Mongol siege and conquest of Baghdad in 1258, marking the end of the Abbasid Caliphate and one of the most devastating events in Is…

conceptAbbasid Caliphate

Umayyad vs Abbasid Caliphate: A Comparative Analysis

The Umayyad and Abbasid Caliphates represented contrasting approaches to governance, culture, and Islamic identity. While the Umayyads built a vast Arab empire,…

personRashidun Caliphate

Zaynab bint Ali: The Eloquent Voice of Karbala

Zaynab bint Ali (626-682 CE), granddaughter of Prophet Muhammad and sister of Husayn, played a crucial role in preserving the legacy of Karbala through her eloq…

personAbbasid Caliphate

Zubaidah bint Ja'far: Queen of the Abbasid Golden Age

Zubaidah bint Ja'far (765/766-831 CE) was the wife of the Abbasid caliph Harun al-Rashid and one of the most powerful and celebrated women of the Islamic Golden…