__NOTOC__ Year 863 ( DCCCLXIII) was a

common year starting on Friday A common year starting on Friday is any non-leap year (i.e. a year with 365 days) that begins on Friday, 1 January, and ends on Friday, 31 December. Its dominical letter hence is C. The most recent year of such kind was 2021, and the next one wil ...

of the

Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...

Events

By place

Byzantine Empire

September 3 Events Pre-1600 *36 BC – In the Battle of Naulochus, Marcus Vipsanius Agrippa, admiral of Octavian, defeats Sextus Pompey, son of Pompey, thus ending Pompeian resistance to the Second Triumvirate. * 301 – San Marino, one of the ...

–

Battle of Lalakaon The Battle of Lalakaon (), or Battle of Poson or Porson (), was fought in 863 between the Byzantine Empire and an invading Arab army in Paphlagonia (modern northern Turkey). The Byzantine army was led by Petronas (general), Petronas, the uncle ...

: A

Byzantine The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived the events that caused the fall of the Western Roman E ...

army confronts an invasion by Muslim forces, led by

Umar al-Aqta ʿUmar ibn ʿAbdallāh ibn Marwān. or ʿAmr ibn ʿUbaydallāh ibn Marwān, surnamed al-Aqtaʾ (; , , in Greek), and found as Amer or Ambros () in Byzantine sources, was the semi-independent Arab emir of Malatya (Melitene) from the 830s until h ...

, Emir of

Malatya Malatya (; ; Syriac language, Syriac ܡܠܝܛܝܢܐ Malīṭīná; ; Ancient Greek: Μελιτηνή) is a city in the Eastern Anatolia region of Turkey and the capital of Malatya Province. The city has been a human settlement for thousands of y ...

. The Muslims raid deep into Byzantine territory, reaching the

Black Sea The Black Sea is a marginal sea, marginal Mediterranean sea (oceanography), mediterranean sea lying between Europe and Asia, east of the Balkans, south of the East European Plain, west of the Caucasus, and north of Anatolia. It is bound ...

coast at the port city of Amisos. Petronas annihilates the Arabs near the River Lalakaon, in

Paphlagonia Paphlagonia (; , modern translit. ''Paflagonía''; ) was an ancient region on the Black Sea coast of north-central Anatolia, situated between Bithynia to the west and Pontus (region), Pontus to the east, and separated from Phrygia (later, Galatia ...

(modern

Turkey Turkey, officially the Republic of Türkiye, is a country mainly located in Anatolia in West Asia, with a relatively small part called East Thrace in Southeast Europe. It borders the Black Sea to the north; Georgia (country), Georgia, Armen ...

Europe

January 25 Events Pre-1600 * 41 – After a night of negotiation, Claudius is accepted as Roman emperor by the Senate. * 750 – In the Battle of the Zab, the Abbasid rebels defeat the Umayyad Caliphate, leading to the overthrow of the dyn ...

– Emperor Louis II claims

Provence Provence is a geographical region and historical province of southeastern France, which stretches from the left bank of the lower Rhône to the west to the France–Italy border, Italian border to the east; it is bordered by the Mediterrane ...

, after the death of his brother

Charles Charles is a masculine given name predominantly found in English language, English and French language, French speaking countries. It is from the French form ''Charles'' of the Proto-Germanic, Proto-Germanic name (in runic alphabet) or ''* ...

. King

Lothair II Lothair II (835 – 8 August 869) was a Carolingian king and ruler of northern parts of Middle Francia, that came to be known as Lotharingia, reigning there from 855 until his death in 869. He also ruled over Burgundy, holding from 855 just th ...

receives

Lower Burgundy Lower Burgundy (; ) was a historical region in the early medieval Burgundy, and a distinctive realm known as the ''Kingdom of Lower Burgundy'', that existed from 879 to 933, when it was incorporated into the reunited Kingdom of Burgundy. During t ...

and a part of the

Jura Mountains The Jura Mountains ( ) are a sub-alpine mountain range a short distance north of the Western Alps and mainly demarcate a long part of the French–Swiss border. While the Jura range proper (" folded Jura", ) is located in France and Switzerla ...

. * King

Louis the German Louis the German (German language, German: ''Ludwig der Deutsche''; c. 806/810 – 28 August 876), also known as Louis II of Germany (German language, German: ''Ludwig II. von Deutschland''), was the first king of East Francia, and ruled from 8 ...

suppresses the revolt of his son Carloman (for the second time), who wants a partition (mainly of

Bavaria Bavaria, officially the Free State of Bavaria, is a States of Germany, state in the southeast of Germany. With an area of , it is the list of German states by area, largest German state by land area, comprising approximately 1/5 of the total l ...

) of the

East Frankish Kingdom East Francia (Latin: ) or the Kingdom of the East Franks () was a successor state of Charlemagne's Carolingian Empire, empire created in 843 and ruled by the Carolingian dynasty until 911. It was established through the Treaty of Verdun (843) w ...

. * Viking raiders again plunder

Dorestad Dorestad (''Dorestat, Duristat'') was an early medieval emporium, located in the present-day province of Utrecht in the Netherlands, close to the modern-day town of Wijk bij Duurstede. It flourished during the 8th to early 9th centuries, as a ...

(modern

Netherlands , Terminology of the Low Countries, informally Holland, is a country in Northwestern Europe, with Caribbean Netherlands, overseas territories in the Caribbean. It is the largest of the four constituent countries of the Kingdom of the Nether ...

), a

Frankish Frankish may refer to: * Franks, a Germanic tribe and their culture ** Frankish language or its modern descendants, Franconian languages, a group of Low Germanic languages also commonly referred to as "Frankish" varieties * Francia, a post-Roman ...

port on the mouth of the river

Rhine The Rhine ( ) is one of the List of rivers of Europe, major rivers in Europe. The river begins in the Swiss canton of Graubünden in the southeastern Swiss Alps. It forms part of the Swiss-Liechtenstein border, then part of the Austria–Swit ...

. It thereafter disappears from the chronicles. * Danish

Vikings Vikings were seafaring people originally from Scandinavia (present-day Denmark, Norway, and Sweden), who from the late 8th to the late 11th centuries raided, pirated, traded, and settled throughout parts of Europe.Roesdahl, pp. 9� ...

loot along the Rhine. They settle on an island near

Cologne Cologne ( ; ; ) is the largest city of the States of Germany, German state of North Rhine-Westphalia and the List of cities in Germany by population, fourth-most populous city of Germany with nearly 1.1 million inhabitants in the city pr ...

, but are driven off by the combined forces of Lothair II and the

Saxons The Saxons, sometimes called the Old Saxons or Continental Saxons, were a Germanic people of early medieval "Old" Saxony () which became a Carolingian " stem duchy" in 804, in what is now northern Germany. Many of their neighbours were, like th ...

. * The Christianization of Kievan Rus begins, ceasing the 63-year-long dominance of the

Rus' Khaganate Rus' Khaganate (, ''Russkiy kaganat'', , ''Ruśkyj kahanat''), or Kaganate of Rus is a name applied by some modern historians to a hypothetical polity suggested to have existed during a poorly documented period in the history of Eastern Europe b ...

(approximate date). * The first written record is made of

Smolensk Smolensk is a city and the administrative center of Smolensk Oblast, Russia, located on the Dnieper River, west-southwest of Moscow. First mentioned in 863, it is one of the oldest cities in Russia. It has been a regional capital for most of ...

(according to the

Primary Chronicle The ''Primary Chronicle'', shortened from the common ''Russian Primary Chronicle'' (, commonly transcribed ''Povest' vremennykh let'' (PVL), ), is a Rus' chronicle, chronicle of Kievan Rus' from about 850 to 1110. It is believed to have been or ...

). *The

Byzantine empire The Byzantine Empire, also known as the Eastern Roman Empire, was the continuation of the Roman Empire centred on Constantinople during late antiquity and the Middle Ages. Having survived History of the Roman Empire, the events that caused the ...

invades

Bulgaria Bulgaria, officially the Republic of Bulgaria, is a country in Southeast Europe. It is situated on the eastern portion of the Balkans directly south of the Danube river and west of the Black Sea. Bulgaria is bordered by Greece and Turkey t ...

in order to impose

Orthodox Christianity Orthodox, Orthodoxy, or Orthodoxism may refer to: Religion * Orthodoxy, adherence to accepted norms, more specifically adherence to creeds, especially within Christianity and Judaism, but also less commonly in non-Abrahamic religions like Neo-pag ...

Boris I Boris I (also ''Bogoris''), venerated as Saint Boris I (Mihail) the Baptizer (, ; died 2 May 907), was the ruler (knyaz) of the First Bulgarian Empire from 852 to 889. Despite a number of military setbacks, the reign of Boris I was marked wit ...

Britain

* King Osberht of Northumbria engages in a dispute for royal power, with a rival claimant named Ælla. After Osberht is replaced, Ælla wields power in

Northumbria Northumbria () was an early medieval Heptarchy, kingdom in what is now Northern England and Scottish Lowlands, South Scotland. The name derives from the Old English meaning "the people or province north of the Humber", as opposed to the Sout ...

, but the

civil war A civil war is a war between organized groups within the same Sovereign state, state (or country). The aim of one side may be to take control of the country or a region, to achieve independence for a region, or to change government policies.J ...

continues.

Asia

* Duan Chengshi, Chinese author and scholar, writes about the Chinese maritime

trade Trade involves the transfer of goods and services from one person or entity to another, often in exchange for money. Economists refer to a system or network that allows trade as a market. Traders generally negotiate through a medium of cr ...

and the Arab-run

slave trade Slave trade may refer to: * History of slavery - overview of slavery It may also refer to slave trades in specific countries, areas: * Al-Andalus slave trade * Atlantic slave trade ** Brazilian slave trade ** Bristol slave trade ** Danish sl ...

East Africa East Africa, also known as Eastern Africa or the East of Africa, is a region at the eastern edge of the Africa, African continent, distinguished by its unique geographical, historical, and cultural landscape. Defined in varying scopes, the regi ...

Armenia

* 13 February – Dvin earthquake. It took place in the city of Dvin on 13 February, 863. During the 9th century, Dvin was the only "heavily populated" city in Muslim-dominated Armenia. The city was part of the wider

Abbasid Caliphate The Abbasid Caliphate or Abbasid Empire (; ) was the third caliphate to succeed the Islamic prophet Muhammad. It was founded by a dynasty descended from Muhammad's uncle, Abbas ibn Abd al-Muttalib (566–653 CE), from whom the dynasty takes ...

, and had a multiethnic population.

By topic

Religion

Pope Nicholas I Pope Nicholas I (; c. 800 – 13 November 867), called Nicholas the Great, was the bishop of Rome and ruler of the Papal States from 24 April 858 until his death on 13 November 867. He is the last of the three popes listed in the Annuario Pontif ...

sends archbishops

Gunther Gundaharius or Gundahar (died 437), better known by his legendary names Gunther () or Gunnar (), was a historical King of the Burgundians in the early 5th century. Gundahar is attested as ruling his people shortly after they crossed the Rhine ...

and Theotgaud to a synod of

Metz Metz ( , , , then ) is a city in northeast France located at the confluence of the Moselle (river), Moselle and the Seille (Moselle), Seille rivers. Metz is the Prefectures in France, prefecture of the Moselle (department), Moselle Departments ...

, which confirms the permission given to King

Lotharingia Lotharingia was a historical region and an early medieval polity that existed during the late Carolingian and early Ottonian era, from the middle of the 9th to the middle of the 10th century. It was established in 855 by the Treaty of Prüm, a ...

to remarry. * The Byzantine missionaries

Cyril and Methodius Cyril (; born Constantine, 826–869) and Methodius (; born Michael, 815–885) were brothers, Population of the Byzantine Empire, Byzantine Christian theologians and Christian missionaries, missionaries. For their work evangelizing the Slavs ...

arrive with a few disciples in

Moravia Moravia ( ; ) is a historical region in the eastern Czech Republic, roughly encompassing its territory within the Danube River's drainage basin. It is one of three historical Czech lands, with Bohemia and Czech Silesia. The medieval and early ...

, by request of Prince Rastislav. * Nicholas I excommunicates Patriarch

Photios I of Constantinople Photius I of Constantinople (, ''Phōtios''; 815 – 6 February 893), also spelled ''Photius''Fr. Justin Taylor, essay "Canon Law in the Age of the Fathers" (published in Jordan Hite, T.O.R., and Daniel J. Ward, O.S.B., "Readings, Cases, Mate ...

Births

* Bertha, duchess

regent In a monarchy, a regent () is a person appointed to govern a state because the actual monarch is a minor, absent, incapacitated or unable to discharge their powers and duties, or the throne is vacant and a new monarch has not yet been dete ...

Lucca Città di Lucca ( ; ) is a city and ''comune'' in Tuscany, Central Italy, on the Serchio River, in a fertile plain near the Ligurian Sea. The city has a population of about 89,000, while its Province of Lucca, province has a population of 383,9 ...

and

Tuscany Tuscany ( ; ) is a Regions of Italy, region in central Italy with an area of about and a population of 3,660,834 inhabitants as of 2025. The capital city is Florence. Tuscany is known for its landscapes, history, artistic legacy, and its in ...

(d.

925 Year 925 ( CMXXV) was a common year starting on Saturday of the Julian calendar. Events By date January – June * January 5 – Gabellus becomes the first abbot of the monsastery of San Martín de Albelda in the Spanish kingdom ...

) * Li Decheng, general of Wu ( Five Dynasties) (d. 940) *

Louis III Louis III may refer to: * Louis the Younger, sometimes III of Germany (835–882) * Louis III of France (865–882) * Louis the Blind, Louis III, Holy Roman Emperor, (c. 880–928) * Louis the Child, sometimes III of Germany (893–911) * Louis III ...

, king of the

West Frankish Kingdom In medieval historiography, West Francia (Medieval Latin: ) or the Kingdom of the West Franks () constitutes the initial stage of the Kingdom of France and extends from the year 843, from the Treaty of Verdun, to 987, the beginning of the Capeti ...

(or 865) *

Shen Song Shen Song () (863–938), courtesy name Jifu (), was a chancellor of the History of China, Chinese Five Dynasties and Ten Kingdoms Period state Wuyue. Background Shen Song was born in 863, during the reign of Emperor Yizong of Tang. He was said ...

, chancellor of

Wuyue Wuyue (; ) was a Dynasties in Chinese history, dynastic state of China and one of the Five Dynasties and Ten Kingdoms period#Ten Kingdoms, Ten Kingdoms during the Five Dynasties and Ten Kingdoms period of History of China, Chinese history. It wa ...

(d. 938) * Wang Yanzhang, general of Later Liang (d. 923)

Deaths

–

Charles of Provence Charles of Provence or Charles of Burgundy (84525 January 863) was a Carolingian king and ruler of Provence and Lower Burgundy from 855 until his early death in 863. Charles was the youngest son of Emperor Lothair I and Ermengarde of Tours. ...

, Frankish king (b. 845) * June 4 –

, archbishop of

Mainz Mainz (; #Names and etymology, see below) is the capital and largest city of the German state of Rhineland-Palatinate, and with around 223,000 inhabitants, it is List of cities in Germany by population, Germany's 35th-largest city. It lies in ...

June 6 Events Pre-1600 * 913 – Constantine VII, the eight-year-old illegitimate son of Leo VI the Wise, becomes nominal ruler of the Byzantine Empire under the regency of a seven-man council headed by Patriarch Nicholas Mystikos, appointe ...

– Abu Musa Utamish, Muslim

vizier A vizier (; ; ) is a high-ranking political advisor or Minister (government), minister in the Near East. The Abbasids, Abbasid caliphs gave the title ''wazir'' to a minister formerly called ''katib'' (secretary), who was at first merely a help ...

October 4 Events Pre-1600 *AD 23 – Rebels sack the Chinese capital Chang'an during a peasant rebellion. * 1209 – Otto IV is crowned Emperor of the Holy Roman Empire by Pope Innocent III. * 1302 – The Byzantine–Venetian War comes ...

–

Turpio Turpio (or Turpion; died 4 October 863) was a Count of Angoulême in the Francia, Frankish empire. The sources are contradictory concerning the date of his appointment as count and his allegiance, but they agree that he died trying to fend off a r ...

, Frankish

nobleman Nobility is a social class found in many societies that have an aristocracy. It is normally appointed by and ranked immediately below royalty. Nobility has often been an estate of the realm with many exclusive functions and characteristics. T ...

* Ali ibn Yahya al-Armani, Muslim governor * Bivin of Gorze, Frankish nobleman * Daniél ua Líahaiti, Irish

abbot Abbot is an ecclesiastical title given to the head of an independent monastery for men in various Western Christian traditions. The name is derived from ''abba'', the Aramaic form of the Hebrew ''ab'', and means "father". The female equivale ...

and poet * Duan Chengshi, Chinese official and scholar * Karbeas, leader of the

Paulicians Paulicianism (Classical Armenian: Պաւղիկեաններ, ; , "The followers of Paul"; Arab sources: ''Baylakānī'', ''al Bayāliqa'' )Nersessian, Vrej (1998). The Tondrakian Movement: Religious Movements in the Armenian Church from the 4th ...

Mucel Mucel (or Mucellus) was a medieval Bishop of Hereford The Bishop of Hereford is the Ordinary (officer), ordinary of the Church of England Diocese of Hereford in the Province of Canterbury. Until 1534, the Diocese of Hereford was in full commu ...

, bishop of

Hereford Hereford ( ) is a cathedral city and the county town of the ceremonial county of Herefordshire, England. It is on the banks of the River Wye and lies east of the border with Wales, north-west of Gloucester and south-west of Worcester. With ...

(approximate date) * Muirecán mac Diarmata, king of

Leinster Leinster ( ; or ) is one of the four provinces of Ireland, in the southeast of Ireland. The modern province comprises the ancient Kingdoms of Meath, Leinster and Osraige, which existed during Gaelic Ireland. Following the 12th-century ...

, emir of Melitene * Yahya ibn Muhammad, Idrisid emir of Morocco

References

{{DEFAULTSORT:863