The Islamic Timeline

Archangel Gabriel meets Prophet Muhammad in the cave of Hira on the mountain of light near Mecca. Prophet Muhammad runs to his wife Khadija bint Khuwaylid, who introduces him to Waraqa ibn Nawfal, a Hanif adhering to the religion of Abraham, who confirms the prophetic nature of the experience.

Prophet Muhammad makes the Hijra — the departure from Mecca to Medina. Welcomed by the Ansar (helpers) of Medina, he establishes the first Islamic community and drafts the Constitution of Medina, a groundbreaking multi-faith social contract. This event marks Year One of the Islamic calendar.

Blocked from pilgrimage at Hudaybiyyah, Prophet Muhammad accepts truce terms so unfavorable that some companions despair — yet the Quran names it "a clear victory" (Surat al-Fath). The peace lets Islam spread by persuasion: more people embrace the faith in the two years after Hudaybiyyah than in the nineteen before it, and the Prophet sends letters of invitation to the emperors of Byzantium and Persia.

Prophet Muhammad dies in Medina, having conquered Mecca peacefully two years prior. By this time most of the Arabian Peninsula has embraced Islam. Abu Bakr al-Siddiq is chosen as the first caliph, beginning the Rashidun era.

On the Prophet’s death, tribes across Arabia renounce their allegiance and false prophets arise. Abu Bakr, gentle by temperament but immovable in crisis, refuses any compromise on the faith. In the Ridda Wars, commanders led by Khalid ibn al-Walid reunify the peninsula within two years — and the armies forged in these campaigns are the ones that will soon face Byzantium and Persia.

In a six-day battle on the Yarmouk River, Khalid ibn al-Walid’s outnumbered army destroys the main Byzantine force. Syria is lost to Constantinople forever — Emperor Heraclius is said to have bid it farewell: "Peace unto thee, O Syria, and what an excellent country this is for the enemy." Historians rank Yarmouk among the most consequential battles ever fought.

Patriarch Sophronius surrenders Jerusalem on one condition: the caliph must come in person. Umar arrives from Medina famously unadorned, sharing a single mount with his servant. His assurance guarantees the safety of the city’s churches, and he declines to pray inside the Church of the Holy Sepulchre lest later Muslims claim it — a model of conquest without desecration.

The Muslim victory at the Battle of Nahavand lays the groundwork for ending the Sasanian Empire and the conquest of all Persia. Called the 'Victory of Victories,' it opens the Iranian plateau to Islam and marks the effective end of the last pre-Islamic Persian dynasty.

Caliph Uthman ibn Affan is assassinated by rebels who had marched on Medina. The first fitna (civil war) erupts between rival factions. Ali ibn Abi Talib, the Prophet's cousin and son-in-law, becomes the fourth caliph, but faces opposition from multiple sides, leading to the battles of the Camel and Siffin.

Muawiyah ibn Abi Sufyan becomes the first Umayyad caliph after a peace treaty with Hasan ibn Ali, grandson of Prophet Muhammad. The capital moves from Medina to Damascus, inaugurating the first hereditary Muslim dynasty and transforming the caliphate into a sophisticated imperial state.

The second fitna concludes with the martyrdom of Abd Allah ibn al-Zubayr after the siege of Mecca, reuniting the Caliphate under Umayyad control. The Dome of the Rock in Jerusalem, one of the earliest and most iconic works of Islamic architecture, is completed during this period.

Birth of Abu Hanifa, "the Great Imam" of Sunni jurisprudence. A theologian and jurist of Persian origin, he pioneers a rationalist approach to Islamic law (fiqh) emphasizing analogical reasoning. His Hanafi school becomes the most widely followed school of jurisprudence in the Muslim world, dominant from Turkey to South Asia.

Tariq ibn Ziyad crosses the Strait of Gibraltar with a Berber-Arab army, defeats the Visigoths at the Battle of Guadalete, and begins the Muslim conquest of the Iberian Peninsula. The rock where he landed bears his name — Jabal Tariq (Gibraltar). Al-Andalus would become one of the most brilliant civilizations in medieval Europe.

The Umayyads throw an enormous land and sea force at Constantinople. Behind the Theodosian walls, Leo III answers with Greek fire, and a brutal winter does the rest. The failed siege fixes the frontier between the caliphate and Byzantium for centuries — the city will not fall to a Muslim army until Mehmed II arrives with cannon in 1453.

The Frankish and Burgundian forces under Charles Martel halt the Umayyad army at the Battle of Tours (also called the Battle of Poitiers), marking the furthest extent of Muslim advance into Western Europe. Though Muslim historians considered it a minor skirmish, Western historians often regard it as one of the turning points of European history.

The Abbasid revolution sweeps out of Khorasan, overthrowing the Umayyads by virtue of their closer bloodline to Prophet Muhammad. The last Umayyad caliph Marwan II flees to Egypt, where he is killed. As-Saffah becomes the first Abbasid caliph; a dozen years later his successor al-Mansur founds a new round city on the Tigris — Baghdad — the capital that will define an age.

Al-Shafi’i is born in Gaza. A student of Imam Malik in Medina who also mastered the Iraqi school of Abu Hanifa’s disciples, he synthesizes the two traditions in his Risala — the founding work of usul al-fiqh, the science of legal theory itself. His Shafi’i school comes to dominate Egypt, the Levant, East Africa, and Southeast Asia; his tomb in Cairo remains a landmark.

Harun al-Rashid becomes caliph, presiding over what many consider the zenith of the Abbasid golden age. He expands Bayt al-Hikma (the House of Wisdom) in Baghdad, a vast library and translation center where scholars render Greek, Syriac, Persian, and Sanskrit works into Arabic — preserving and advancing the knowledge of antiquity.

Al-Ma’mun wins the civil war and becomes caliph. A polymath ruler who sought to reconcile Greek philosophy with Islamic theology, he adopts the Mu’tazila — the rationalist school that stressed free will and the supremacy of reason. Under his patronage, the House of Wisdom reaches its peak, translating the works of Aristotle, Plato, Galen, and Euclid.

Caliph al-Ma’mun proclaims the doctrine of the createdness of the Qur’an and institutes the Mihna (inquisition), testing scholars on their theological positions. The persecution lasts fifteen years. Imam Ahmad ibn Hanbal becomes a symbol of orthodox resistance, enduring imprisonment and flogging rather than accepting the Mu’tazili creed. His steadfastness eventually triumphs.

Imam Ahmad ibn Hanbal completes his Musnad, one of the most important hadith compilations in Islamic history, containing over 27,000 traditions. His uncompromising commitment to scriptural tradition during the Mihna establishes the Hanbali school, which emphasizes the primacy of the Quran and Sunnah.

In Fez, Fatima al-Fihri, the educated daughter of a wealthy merchant, spends her entire inheritance to endow the al-Qarawiyyin mosque and its circle of learning — recognized by UNESCO and Guinness as the oldest continuously operating institution of higher education in the world. Her sister Maryam endows the al-Andalusiyyin mosque across the river. Ibn Khaldun and Maimonides would both pass through al-Qarawiyyin’s orbit.

Birth of al-Farabi in Greater Khorasan. Known in the Islamic tradition as "the Second Teacher" (Aristotle being the first), his commentaries on Aristotle and Plato profoundly influence later philosophers including Ibn Sina. His Al-Madina al-Fadila (The Virtuous City) is one of the great works of political philosophy.

Al-Mutanabbi, widely regarded as the greatest poet of the Arabic language, is born in Kufa. His most celebrated works are composed under the patronage of Sayf al-Dawla, the Hamdanid Emir of Aleppo, blending panegyric with profound philosophical reflection on fate, courage, and the human condition.

Ibn al-Haytham (Alhazen) is born in Basra. Working in Cairo under the Fatimids, he writes the Book of Optics — proving that vision is light entering the eye, explaining the camera obscura, and insisting that claims be settled by experiment rather than authority. "The seeker after truth," he writes, "is not one who studies the writings of the ancients... but one who suspects his faith in them." Many historians of science call him the first true experimentalist.

The Ismaili Fatimid dynasty conquers Egypt and founds Cairo (al-Qahira, "the Victorious"). They establish al-Azhar, originally a center for Ismaili Shia teaching, which evolves into one of the world’s oldest universities. Three rival caliphates now coexist: Umayyad in Cordoba, Abbasid in Baghdad, and Fatimid in Cairo.

Al-Hakim bi-Amr Allah, the sixth Fatimid caliph and 16th Ismaili imam, begins his controversial reign. A patron of science who founded the Dar al-Hikma (House of Knowledge) in Cairo, he is also revered by the Druze community as a central figure in their faith.

The Almoravids, a Berber Muslim dynasty from the Sahara, emerge as a major power in West Africa. Their greatest sultan Yusuf ibn Tashfin founds Marrakech and crosses into Spain to check the Christian Reconquista, defeating Alfonso VI at the Battle of Sagrajas (1086).

Nizam al-Mulk, the brilliant Persian vizier of the Seljuk Empire, establishes the Nizamiyya network — the first well-organized institutions of higher learning in the Muslim world, supported by the waqf (endowment) system. He appoints al-Ghazali to lead the Baghdad Nizamiyya, institutionalizing Islamic education for centuries to come.

After a five-week siege, the armies of the First Crusade storm Jerusalem and massacre its Muslim and Jewish inhabitants — a slaughter that stuns the Islamic world and stands in grim contrast to Umar’s entry in 637 and Saladin’s in 1187. Four Crusader states are carved out of the Levant. The Muslim response is slow to gather, but Zengi and Nur al-Din will forge the counter-movement Saladin completes.

Ibn Rushd (Averroes) is born in Cordoba. A jurist, physician, astronomer, and the greatest Aristotelian commentator of the medieval world, he writes The Incoherence of the Incoherence in reply to al-Ghazali, and his Decisive Treatise argues that philosophy and revelation express the same truth at different levels of understanding.

Ibn Arabi is born in Murcia, al-Andalus. Known to the Sufi tradition as al-Shaykh al-Akbar — the Greatest Master — he pours visionary metaphysics into the Meccan Openings and the Fusus al-Hikam. His doctrine of the unity of being pushes so close to the boundary of orthodoxy that scholars still argue over him eight centuries later. He dies in Damascus, where his tomb remains a place of visitation.

Salah ad-Din’s forces decisively defeat the Crusader army at the Battle of Hattin near the Sea of Galilee. Jerusalem is liberated after 88 years of Crusader occupation. Saladin’s mercy toward the city’s inhabitants — in stark contrast to the Crusader conquest of 1099 — earns admiration across the medieval world.

Jalal al-Din Rumi is born in Balkh; his family flees the advancing Mongols and settles in Konya. A respected jurist until his transformative meeting with the wandering dervish Shams of Tabriz, he pours the rest of his life into poetry. His Masnavi is honored as "the Quran in the Persian tongue," the Mevlevi order of whirling dervishes forms around his memory — and eight centuries on, he is a best-selling poet in America.

As-Salih Ayyub dies during the Seventh Crusade. His wife Shajar al-Durr conceals his death, rallies the Mamluk warriors, and defeats Louis IX of France at the Battle of Mansoura. She briefly becomes sultana — one of the few women to rule a major Muslim state — before political intrigue claims her life.

The Mongol army under Hulagu Khan breaches the walls of Baghdad after a devastating siege. The last Abbasid caliph al-Musta’sim is executed, and the city — once the jewel of the Islamic world — is sacked. Libraries are destroyed, canals ruined, and an estimated hundreds of thousands perish. It marks the end of the Abbasid Caliphate after five centuries.

Baibars seizes the sultanate and becomes one of the most formidable rulers in Islamic history. Over 17 years he systematically dismantles the remaining Crusader strongholds, defeats repeated Mongol incursions, restores the Abbasid caliphate symbolically in Cairo, and builds a network of roads, bridges, and postal services connecting his empire.

The Mamluk Sultan al-Ashraf Khalil takes Acre, the last Crusader capital, completing the work begun by Saladin a century earlier. After 192 years, the Crusader states in the Levant cease to exist — the coastal fortresses are dismantled so no fleet from Europe can use them again.

Mansa Musa, emperor of the Mali Empire and often regarded as the wealthiest person in recorded history, makes his legendary pilgrimage to Mecca with a caravan of 60,000 people and 12 tons of gold — so much that his spending crashed the economies of cities along the way. He transformed Timbuktu into a center of Islamic learning.

Ibn Khaldun is born in Tunis into a family of Andalusian origin. Having witnessed his parents’ deaths by plague and later losing his children to shipwreck, he channeled his experience of civilizational fragility into the Muqaddimah (Introduction to History) — a groundbreaking work that survives in his own handwriting. He introduced ‘asabiyyah (group solidarity), theorizing that this cohesion drives dynasties to power but dissolves under urban luxury, forcing rulers to recruit foreign soldiers (mamluks) who eventually form new dynasties. He personally met Timur before the gates of Damascus. Centuries ahead of his time, he is recognized as the father of historiography and social science.

Timur (Tamerlane), the last great steppe conqueror, sacks Aleppo and Damascus — where Ibn Khaldun is lowered from the walls to parley with him — and razes Baghdad yet again. At Ankara in 1402 he captures the Ottoman sultan himself, nearly strangling that empire in its youth. Yet his heirs’ Samarkand, with the Registan at its heart, becomes a jewel of Islamic art and astronomy.

The ruler of Malacca embraces Islam, and the strait’s greatest port becomes a hub of trade and da’wah alike. Across the archipelago, Islam spreads not by armies but through merchants and Sufi teachers folding the faith into local life. The quiet conversion of the Malay world is one of history’s great untold expansions — today Indonesia alone holds more Muslims than the entire Arab Middle East.

Sultan Mehmed II — just 21 years old — fulfills a prophetic tradition by conquering Constantinople, ending the 1,100-year Byzantine Empire. The city is renamed Istanbul and becomes the magnificent capital of the Ottoman Empire. The Hagia Sophia is converted into a mosque, symbolizing the shift of power.

The Safavid dynasty rises to power in Persia under Shah Ismail I, establishing Twelver Shia Islam as the state religion — a transformation that defines Iran’s religious identity to this day. The Safavids create a powerful empire rivaling the Ottomans and Mughals, and their capital Isfahan becomes one of the most beautiful cities in the world.

Suleiman I begins a 46-year reign — the zenith of Ottoman power. Known in the West as the Magnificent and to his own people as Kanuni, the Lawgiver, he harmonizes imperial law with the sharia, takes Belgrade and Rhodes, wins Mohács, and besieges Vienna. Under him and his admiral Barbarossa, the Mediterranean becomes, for a time, an Ottoman lake.

Hayreddin Barbarossa, born on the island of Lesbos, becomes the most feared admiral in the Mediterranean. As Grand Admiral of the Ottoman fleet, he secures Ottoman naval supremacy, defeats the combined Christian fleet at the Battle of Preveza (1538), and protects Muslim and Jewish refugees fleeing the Spanish Inquisition.

Napoleon Bonaparte’s invasion of Egypt marks the beginning of direct European colonial intervention in the Muslim world. Though militarily short-lived, the campaign exposes the technological gap between Europe and the Ottoman world, sparking a century of reform movements. Napoleon’s scholars also produce the Description de l’Égypte, documenting Egypt’s antiquities.

In a single sentence written mid-war, Britain’s foreign secretary promises a "national home for the Jewish people" in Palestine — a land then still Ottoman, whose population was about ninety percent Arab. The declaration sits uneasily beside Britain’s wartime pledges to Sharif Hussein of Mecca and the terms of Sykes-Picot; the contradictions among the three will shape a century of conflict.

The British Mandate ends, Israel declares statehood, and war follows. Around 750,000 Palestinians are driven from or flee their homes — the Nakba, "the catastrophe" — and hundreds of villages are erased. Jerusalem is divided. No event weighs more heavily on the politics and conscience of the modern Muslim world, and none remains less resolved.