AfricaThe caliphate of Ubayd Allah al-Mahdi Billah (of the Fatimid dynasty) is established, after he enters the former Aghlabid capital of Raqqada, in modern Tunisia.
EuropeJune 12 – Battle of Augsburg: The Hungarians defeat the Suabian army, led by the Eastern Frankish king Louis IV (the Child), using the famous feigned retreat tactic of the nomadic warriors. Cont Gausbert, the actual commander of the German army (because Louis IV is only 16 years old at this time), is killed in the battle.
June 22 – Battle of Rednitz: The Hungarians defeat the Frankish army, also killing its leader Gebhard, Duke of Lorraine.
August 5 – Battle of Tettenhall: The allied forces of Mercia and Wessex defeat an army of Northumbrian Vikings.
ReligionThe Benedictine monastery of Cluny is founded.
Gabriel I of Alexandria becomes Pope of the Coptic Orthodox Church.
AfricaA rebellion of the Kutama Berbers against the Fatimid Caliphate occurs. The Kutama tribesmen have previously been the main supporters of the new Shi'ite regime.
EuropeJuly 11 – Charles the Simple, King of France, and Rollo, leader of the Vikings, sign the Treaty of Saint-Clair-sur-Epte, allowing the Vikings to settle in Neustria, in exchange for agreeing to defend Charles from his northern enemies.
September – Following the death of Louis the Child, last Carolingian ruler of the East Franks, Charles (the Simple) of France is elected King of Lotharingia.
The Fatimids begin the conquest of Sicily, over their Aghlabid archrivals.
ReligionApril – Pope Anastasius III succeeds Pope Sergius III, as the 120th pope.
AfricaThe second rebellion in two years, of the Kutama tribesmen against the Fatimid Caliphate, occurs.
EuropeMay 11 – Alexander becomes Emperor of the Byzantine Empire.
Orso II Participazio becomes the Doge of Venice.
Ordoño of Galicia sacks Evora.
Al-Andalus: Abd al-Rahman III becomes the Umayyad emir.
ReligionEuthymius is deposed as Ecumenical Patriarch of Constantinople, and Nicholas Mystikos is restored.
AfricaThe Shiite Fatimid state in modern day Tunisia launches a failed military campaign against Egypt.
The rebellious governor of Sicily, Ahmed ibn-Kohrob, thrusts out the Fatimids from the island, and launches a successful assault against the North African cities of Sfax and Tripoli.
AsiaThe Yan State at present-day Beijing falls.
ReligionJuly – Pope Lando succeeds Pope Anastasius III, as the 121st pope.
San Miguel de Escalada is built in León, Spain by King Garcia.
AfricaFebruary 6 – The Fatimid general, Husaba of the Kutama Berber tribe, takes Barqah (Benghazi).
July 11 – Al-Qa'im Bi-Amrillah, son of the Fatimid caliph Abdullah al-Mahdi Billah, leaves Raqqada in an attempt to conquer Egypt.
August 27 – Husaba takes Alexandria, after his victory over Egyptian troops near al-Hanniyya; Tekin, the Abbassid governor, refuses to surrender, and asks for reinforcements, which reach him in September.
November 6 – Al-Qa'im enters Alexandria, with the rest of his army.
December – The Fatimid army leaves Alexandria under Husaba, followed from afar by Al-Qa'im. The Abbassid troops hold Fustat, and Berber cavalry suffers heavy losses to the Turkish archers.
AsiaJanuary 15 – The Samanid prince of Bukhara, Ahmad Samani, is murdered. His son, Nasr ibn Ahmad, succeeds him at the age of 8, under the regency of Vizier Abu ’Abd-Allah al-Jaihani. The Abbassids try to benefit from the turmoil of the interregnum to reconquer Sistan, in vain.
On the Indian subcontinent, the rule begins of Indra III, king Rashtrakuta of Malkhed.
Nanjing is reconstructed after a long desertion, marking the beginning of contemporary Nanjing City.
Sajid invasion of Georgia: Yusuf ibn Abi'l-Saj's Muslim army raids the Georgian principalities.
Hasan al-Utrush re-establishes Zaydid rule over Tabaristan.
EuropeJanuary 2 – Ordoño II, king of Galicia, becomes king of Leon after the death of his brother, García. He settles his court in León.
February – The regency of Zoe Karbonopsina, mother of the Byzantine emperor Constantine VII, begins, for which she was competing with the patriarch Nicolas Mystikos (the regency ends in 920).
The town of Warwick, England is founded on the River Avon.
The Vikings conquer much of Ireland.
Ireland's first city, Waterford, is founded on the River Suir.
The Byzantine Empire battles with Bulgaria over the city of Adrianople, which changes hands several times.
In al-Andalus: a drought leads to a terrible famine in the Iberian peninsula, which continues in 915. In his centralization effort, the Umayyad caliph, Abd al-Rahman III, reconquers Sevilla from the Banu Hajjaj clan.
ReligionMarch or April – Pope John X succeeds Pope Lando as the 122nd pope.
AsiaThe kings of Goryeo and Silla send emissaries to Abaoji of the Khitan, while he is encamped on the banks of the Yalu River.
EuropeJune – Battle of Garigliano: The Christian League defeats the Saracens.
July – Hungarians attack Suabia, Franconia and Saxony, burning the city of Bremen.
December – Berengar I of Italy is crowned Holy Roman Emperor.
AfricaThe city of Mahdia is founded in Tunisia.
AsiaAbaoji of the Khitan empire adopts Chinese court rituals.
Abaoji names Prince Bei as heir apparent, a first in the history of the Khitan.
Abaoji leads campaigns in the west, conquering much of the Mongolian Plains.
AsiaSeptember 5 – The Great Yue Kingdom, later renamed Southern Han, is founded by Liu Yan in Panyu (modern-day Guangdong) and Guangxi.
EuropeAugust 20 – Battle of Achelous: A large-scale Byzantine expedition against Bulgaria is routed by Tsar Simeon I of Bulgaria.
A Hungarian army, after attacking Swabia, conquers the city of Basel. Then they enter Lorraine, burn Verdun and many monasteries. Prince Arnulf, with Hungarian military aid, reconquers his land from the German king Conrad I. After this event, Bavaria and Swabia accept to pay tribute to the Hungarians.
AsiaWang Kon ascends the throne at Cheorwon, after Taebong has been overthrown, and Goryeo established in the Korean peninsula.
The Khitan Empire's government occupies a newly walled capital city called Shangjing, meaning "Supreme Capital".
AfricaFollowing his death, Mara Takla Haymanot is succeeded by Tatadim as the ruler of Ethiopia.
The Fatimids of Ifriqiya (modern days Tunisia) try to seize Egypt from its Abbasid rulers. The expedition fails, and the Maghribi have to retreat two years later.
The AmericasAncestral Pueblo people begin construction at Pueblo Bonito, in present day New Mexico's Chaco Canyon.
AsiaWang Kon moves the Korean capital from Ch'orwon to Songdo.
The Great Yue Kingdom changes its name to the Southern Han.
EuropeEdward the Elder of England conquers Bedford.
Henry the Fowler is elected King of the Germans at the Diet of Fritzlar, and quickly fortifies Magdeburg against the Magyars and Slavs.
October – Battle of Kilmashoge (near Rothfarham): High King of Ireland Niall Glúndub is killed while campaigning against the Northmen.
King of the Germans Henry the Fowler is defeated by an invading Hungarian army at Püchen.
Romanos Lekapenos becomes regent for Byzantine Emperor Constantine VII. A revolt of Leo Phokas the Elder fails.
ReligionThe Bulgarian Orthodox Church is proclaimed autocephalous, with the rank of Patriarchate.