__NOTOC__ Year 920 ( CMXX) was a

leap year starting on Saturday A leap year starting on Saturday is any year with 366 days (i.e. it includes 29 February) that begins on Saturday, 1 January, and ends on Sunday, 31 December. Its dominical letters hence are BA. The most recent year of such kind was 2000, and the ...

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

December 17 Events Pre-1600 * 497 BC – The first Saturnalia festival was celebrated in ancient Rome. * 546 – Siege of Rome: The Ostrogoths under king Totila plunder the city, by bribing the Eastern Roman garrison. * 920 – Romanos I ...

–

Romanos I Romanos I Lakapenos or Lekapenos (; 870 – 15 June 948), Latinisation of names, Latinized as Romanus I Lacapenus or Romanus I Lecapenus, was Byzantine emperor from 920 until his deposition in 944, serving as regent for and senior co-ruler of ...

has himself crowned co-emperor of 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 ...

. He shares the

throne A throne is the seat of state of a potentate or dignitary, especially the seat occupied by a sovereign (or viceroy A viceroy () is an official who reigns over a polity in the name of and as the representative of the monarch of the territory ...

with the 15-year-old

Constantine VII Constantine VII Porphyrogenitus (; 17 May 905 – 9 November 959) was the fourth Byzantine emperor of the Macedonian dynasty, reigning from 6 June 913 to 9 November 959. He was the son of Emperor Leo VI and his fourth wife, Zoe Karbonopsina, an ...

(his son-in-law), and constructs an alternative palace at

Constantinople Constantinople (#Names of Constantinople, see other names) was a historical city located on the Bosporus that served as the capital of the Roman Empire, Roman, Byzantine Empire, Byzantine, Latin Empire, Latin, and Ottoman Empire, Ottoman empire ...

with an adjoining monastery near the Great Palace. Though Constantine retains his formal position as first on the protocol list, Romanos becomes sole ruler.

Europe

* The nobles of

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 ...

under Gilbert, duke of

Lorraine Lorraine, also , ; ; Lorrain: ''Louréne''; Lorraine Franconian: ''Lottringe''; ; ; is a cultural and historical region in Eastern France, now located in the administrative region of Grand Est. Its name stems from the medieval kingdom of ...

, revolt against King

Charles III Charles III (Charles Philip Arthur George; born 14 November 1948) is King of the United Kingdom and the 14 other Commonwealth realms. Charles was born at Buckingham Palace during the reign of his maternal grandfather, King George VI, and ...

("the Simple"). They recognize King Henry I ("the Fowler") as their sovereign. Charles invades Lotharingia as far as Pfeddersheim (near

Worms The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...

), but retreats when he learns that Henry is mobilizing an army to attack 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 ...

. * Henry I conquers

Utrecht Utrecht ( ; ; ) is the List of cities in the Netherlands by province, fourth-largest city of the Netherlands, as well as the capital and the most populous city of the Provinces of the Netherlands, province of Utrecht (province), Utrecht. The ...

(modern-day

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 ...

), which has been in possession of the

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� ...

for 70 years. Balderic, bishop of

, moves his seat back from

Deventer Deventer (; Sallaans dialect, Sallands: ) is a List of cities in the Netherlands by province, city and Municipalities of the Netherlands, municipality in the Salland historical region of the Provinces of the Netherlands, province of Overijssel, ...

to Utrecht (approximate date).

Britain

* High-Reeve Ealdred I, ruler of the former kingdom of

Bernicia Bernicia () was an Anglo-Saxon kingdom established by Anglian settlers of the 6th century in what is now southeastern Scotland and North East England. The Anglian territory of Bernicia was approximately equivalent to the modern English cou ...

(

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 ...

), and his brother Uhtred, submit to the overlordship of King

Edward the Elder Edward the Elder (870s?17 July 924) was King of the Anglo-Saxons from 899 until his death in 924. He was the elder son of Alfred the Great and his wife Ealhswith. When Edward succeeded to the throne, he had to defeat a challenge from his cousi ...

(approximate date). * The Welsh ruler

Hywel Dda Hywel ap Cadell, commonly known as Hywel Dda, which translates to Howel the Good in English, was a Welsh king who ruled the southern Welsh kingdom of Deheubarth and eventually came to rule most of Wales. He became the sole king of Seisyllw ...

("the Good") merges

Dyfed Dyfed () is a preserved county in southwestern Wales, covering the modern counties Carmarthenshire, Ceredigion and Pembrokeshire. It is mostly rural area with a coastline on the Irish Sea and the Bristol Channel. Between 1974 and 1996, Dyfed w ...

and Seisyllwg, establishing a new kingdom known as

Deheubarth Deheubarth (; , thus 'the South') was a regional name for the Welsh kingdoms, realms of south Wales, particularly as opposed to kingdom of Gwynedd, Gwynedd (Latin: ''Venedotia''). It is now used as a shorthand for the various realms united under ...

Iberian Peninsula

July 26 Events Pre-1600 * 657 – First Fitna: In the Battle of Siffin, troops led by Ali ibn Abu Talib clash with those led by Muawiyah I. * 811 – Battle of Pliska: Byzantine Emperor Nikephoros I is killed and his heir Staurakios is seri ...

— At the Battle of Valdejunquera, the Muslim forces of the Emir

Abd-ar-Rahman III ʿAbd al-Raḥmān ibn Muḥammad ibn ʿAbd Allāh ibn Muḥammad ibn ʿAbd al-Raḥmān ibn al-Ḥakam al-Rabdī ibn Hishām ibn Abd al-Rahman I, ʿAbd al-Raḥmān al-Dākhil (; 890–961), or simply ʿAbd al-Raḥmān III, was the Umayyad dyna ...

of Córdoba, defeat the Christian armies of King

Ordoño II of León Ordoño II ( – June 924, León) was a king of Galicia from 910, and king of Galicia and León from 914 until his death. He was an energetic ruler who submitted the kingdom of Leon to his control and fought successfully against the Muslims, ...

and King Sancho I of Pamplona. The decisive battle at the Val de Junquera takes place following the Emir's pre-emptive strike and his invasion of the upper

Douro The Douro (, , , ; ; ) is the largest river of the Iberian Peninsula by discharge. It rises near Duruelo de la Sierra in the Spanish Soria Province, province of Soria, meanders briefly south, then flows generally west through the northern par ...

valley and the capture of

Osma Burgo de Osma-Ciudad de Osma is the third-largest municipality in the province of Soria, in the autonomous community of Castile and León, Spain. It has a population of about 5,250. It is made up of two parts: *the smaller Ciudad de Osma (city ...

. The Arab army proceeds on to the upper

Ebro The Ebro (Spanish and Basque ; , , ) is a river of the north and northeast of the Iberian Peninsula, in Spain. It rises in Cantabria and flows , almost entirely in an east-southeast direction. It flows into the Mediterranean Sea, forming a de ...

, restoring and replenishing

Umayyad The Umayyad Caliphate or Umayyad Empire (, ; ) was the second caliphate established after the death of the Islamic prophet Muhammad and was ruled by the Umayyad dynasty. Uthman ibn Affan, the third of the Rashidun caliphs, was also a membe ...

garrisons in the region.

Africa

* The

Golden Age The term Golden Age comes from Greek mythology, particularly the ''Works and Days'' of Hesiod, and is part of the description of temporal decline of the state of peoples through five Ages of Man, Ages, Gold being the first and the one during wh ...

of the

Ghana Empire The Ghana Empire (), also known as simply Ghana, Ghanata, or Wagadu, was an ancient western-Sahelian empire based in the modern-day southeast of Mauritania and western Mali. It is uncertain among historians when Ghana's ruling dynasty began. T ...

begins in

Africa Africa is the world's second-largest and second-most populous continent after Asia. At about 30.3 million km2 (11.7 million square miles) including adjacent islands, it covers 20% of Earth's land area and 6% of its total surfac ...

(approximate date).

Asia

* Emperor Taizu of the Khitan Empire orders the adoption of a written script by the Khitan, resulting in the creation of Khitan "Large Script."

By topic

Climate

* Muslim chroniclers in

Baghdad Baghdad ( or ; , ) is the capital and List of largest cities of Iraq, largest city of Iraq, located along the Tigris in the central part of the country. With a population exceeding 7 million, it ranks among the List of largest cities in the A ...

record an unusually cold

summer Summer or summertime is the hottest and brightest of the four temperate seasons, occurring after spring and before autumn. At or centred on the summer solstice, daylight hours are the longest and darkness hours are the shortest, with day ...

.Domínguez-Castro, Fernando; Vaquero, José Manuel; Marín, Manuela; Gallego, María Cruz; García-Herrera, Ricardo. "How useful could Arabic documentary sources be for reconstructing past climate?" ''Weather'' 67(3): 76-82 March 2012.

Births

Adso of Montier-en-Der Adso of Montier-en-Der (; 910/920 – 992) was abbot of the Benedictine monastery of Montier-en-Der Abbey, Montier-en-Der in France, and died on a pilgrimage to Jerusalem. Biographical information on Adso comes mainly from one single source and ha ...

, Frankish Benedictine

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 ...

(d.

992 Year 992 ( CMXCII) was a leap year starting on Friday of the Julian calendar. Events By place Worldwide * Winter – A superflare from the sun causes an Aurora Borealis, with visibility as far south as Germany and Korea. Euro ...

) * Athanasius the Athonite, Byzantine

monk A monk (; from , ''monachos'', "single, solitary" via Latin ) is a man who is a member of a religious order and lives in a monastery. A monk usually lives his life in prayer and contemplation. The concept is ancient and can be seen in many reli ...

(approximate date) * Dunash ben Labrat, Spanish

Jewish Jews (, , ), or the Jewish people, are an ethnoreligious group and nation, originating from the Israelites of History of ancient Israel and Judah, ancient Israel and Judah. They also traditionally adhere to Judaism. Jewish ethnicity, rel ...

commentator (d.

990 Year 990 ( CMXC) was a common year starting on Wednesday of the Julian calendar. Events By place Europe * Al-Mansur, Chancellor and effective ruler of Al-Andalus, conquers the Castle of Montemor-o-Velho (modern Portugal), expanding t ...

) * Fujiwara no Morotada, Japanese statesman (d. 969) * Gao Baorong, king of

Nanping Nanping; historically known as Yanping ( zh, s=延平, poj=Iân-pêng is a third-tier prefecture-level city in northwestern Fujian province of China, Province, China, People's Republic of China. It borders Ningde to the east, Sanming to the sou ...

( Ten Kingdoms) (d.

960 Year 960 ( CMLX) was a leap year starting on Sunday of the Julian calendar. It was the 960th year of the Common Era (CE) and Anno Domini (AD) designations, the 960th year of the 1st millennium, the 60th year of the 10th century, and the firs ...

) * Goltregoda, Frankish countess and

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 ...

(d.

963 Year 963 (Roman numerals, CMLXIII) was a common year starting on Thursday of the Julian calendar. Events By place Byzantine Empire * March 15 – Emperor Romanos II dies at age 39, probably of poison administered by his wife, Emp ...

) *

Guntram the Rich Guntram the Rich (, ,; 920 – 26 March 973) was a count in Breisgau, member of the noble family of the Etichonids, and possibly the progenitor of the House of Habsburg. History A member of the Eberhard branch of the Etichonids noble family, on ...

, founder of the

House of Habsburg The House of Habsburg (; ), also known as the House of Austria, was one of the most powerful Dynasty, dynasties in the history of Europe and Western civilization. They were best known for their inbreeding and for ruling vast realms throughout ...

(d.

973 Year 973 ( CMLXXIII) was a common year starting on Wednesday of the Julian calendar. Events By place Byzantine Empire * Spring – The Byzantine army, led by General Melias ( Domestic of the Schools in the East), continues the op ...

) * Haakon I, king of

Norway Norway, officially the Kingdom of Norway, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. The remote Arctic island of Jan Mayen and the archipelago of Svalbard also form part of the Kingdom of ...

(approximate date) * Hugh of Vermandois, Frankish

archbishop In Christian denominations, an archbishop is a bishop of higher rank or office. In most cases, such as the Catholic Church, there are many archbishops who either have jurisdiction over an ecclesiastical province in addition to their own archdi ...

(d. 962) * Li Jingsui, prince of

Southern Tang Southern Tang ( zh, c=南唐, p=Nán Táng) was a Dynasties in Chinese history, dynastic state of China that existed during Five Dynasties and Ten Kingdoms period. Located in southern China, the Southern Tang proclaimed itself to be the successor ...

(d.

958 Year 958 (Roman numerals, CMLVIII) was a common year starting on Friday of the Julian calendar. Events By place Byzantine Empire * October / November – Battle of Raban: The Byzantine Empire, Byzantines under John I Tzimiskes, Jo ...

) * Liu Bin, emperor of

Southern Han Southern Han ( zh , t = 南漢 , p = Nán Hàn , j=Naam4 Hon3; 917–971), officially Han ( zh , t = 漢 , links=no), originally Yue ( zh , c = 越 , links=no), was a dynastic state of China and one of the Ten Kingdoms that existed during the ...

(d. 943) * Liu Sheng, emperor of Southern Han (d. 958) * Liutprand of Cremona, Lombard

bishop A bishop is an ordained member of the clergy who is entrusted with a position of Episcopal polity, authority and oversight in a religious institution. In Christianity, bishops are normally responsible for the governance and administration of di ...

(d. 972) * Louis IV, king of the

(or 921) * Megingoz, count of

Guelders The Duchy of Guelders (; ; ) is a historical duchy, previously county, of the Holy Roman Empire, located in the Low Countries. Geography The duchy was named after the town of Geldern (''Gelder'') in present-day Germany. Though the present pr ...

(approximate date) * Menahem ben Saruq, Spanish Jewish

philologist Philology () is the study of language in oral and written historical sources. It is the intersection of textual criticism, literary criticism, history, and linguistics with strong ties to etymology. Philology is also defined as the study of ...

(d. 970) * Minamoto no Masanobu, Japanese

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 ...

(d.

993 Year 993 ( CMXCIII) was a common year starting on Sunday of the Julian calendar. Events By place Europe * Spring – The 12-year-old King Otto III gives the Sword of Saints Cosmas and Damian (also known as the Sword of Essen) as ...

) * Miró III, count of

Cerdanya Cerdanya (; , ; , ) or often La Cerdanya is a natural region, natural comarca and historical region of the eastern Pyrenees divided between France and Spain. Historically it was one of the Catalan counties, counties of Catalonia. Cerdanya has a ...

and

Besalú Besalú () is a town in the ''comarca'' of Garrotxa, in Girona, Catalonia, Spain. The town's importance was greater in the early Middle Ages, as capital of the county of Besalú, whose territory was roughly the same size as the current ''comarc ...

(d. 984) * Oliba Cabreta, Frankish nobleman (approximate date) *

Ratna Pala Ratna Pala (reigned 920-960) was the son of Brahma Pala in Pala dynasty (Kamarupa), Pala Dynasty (900–1100) of Kamarupa Kingdom. He was succeeded by his grandson Indra Pala. The Gachtal plates of Go Pala have thrown fresh light on the achieve ...

, king of

Kamarupa Kamarupa (; also called Pragjyotisha or Pragjyotisha-Kamarupa), an early state during the Classical period on the Indian subcontinent, was (along with Davaka) the first historical kingdom of Assam. The Kamrupa word first appeared in the ...

(

India India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...

) (d. 960) * Reginar III, Frankish nobleman (approximate date) *

Rogvolod Rogvolod (; ; 920978) was the first chronicled prince of Polotsk. He reigned until 978, when he and his two sons were killed by Vladimir the Great, then the prince of Novgorod, who took his daughter Rogneda as a wife. Name In the ''Primary Chro ...

, prince of

Polotsk Polotsk () or Polatsk () is a town in Vitebsk Region, Belarus. It is situated on the Dvina River and serves as the administrative center of Polotsk District. Polotsk is served by Polotsk Airport and Borovitsy air base. As of 2025, it has a pop ...

(approximate date)

Deaths

* Abd-Allah Mikali, Abbasid governor * Abu Sa'id al-Janadi, Arab scholar * Æthelweard, son of

Alfred the Great Alfred the Great ( ; – 26 October 899) was King of the West Saxons from 871 to 886, and King of the Anglo-Saxons from 886 until his death in 899. He was the youngest son of King Æthelwulf and his first wife Osburh, who both died when Alfr ...

(or 922) * Ahmad ibn Sahl, Samanid governor * Brahma Pala, king of Kamarupa * Georgios I, ruler of

Makuria Makuria ( Old Nubian: , ''Dotawo''; ; ) was a medieval Nubian kingdom in what is today northern Sudan and southern Egypt. Its capital was Dongola (Old Nubian: ') in the fertile Dongola Reach, and the kingdom is sometimes known by the name of ...

(

Egypt Egypt ( , ), officially the Arab Republic of Egypt, is a country spanning the Northeast Africa, northeast corner of Africa and Western Asia, southwest corner of Asia via the Sinai Peninsula. It is bordered by the Mediterranean Sea to northe ...

) * Harumichi no Tsuraki, Japanese

poet A poet is a person who studies and creates poetry. Poets may describe themselves as such or be described as such by others. A poet may simply be the creator (thought, thinker, songwriter, writer, or author) who creates (composes) poems (oral t ...

* Mael Macduach, king of Hy Fiachrach (

Ireland Ireland (, ; ; Ulster Scots dialect, Ulster-Scots: ) is an island in the North Atlantic Ocean, in Northwestern Europe. Geopolitically, the island is divided between the Republic of Ireland (officially Names of the Irish state, named Irelan ...

) * Raymond I, count of Pallars and Ribagorza (

Spain Spain, or the Kingdom of Spain, is a country in Southern Europe, Southern and Western Europe with territories in North Africa. Featuring the Punta de Tarifa, southernmost point of continental Europe, it is the largest country in Southern Eur ...

) * Stephen of Liège, Frankish bishop * Yang Longyan, king of Wu (b.

897 __NOTOC__ Year 897 ( DCCCXCVII) was a common year starting on Saturday of the Julian calendar. Events By place Europe * Spring – King Lambert II travels to Rome with his mother, Queen Ageltrude and brother Guy IV, Lombard duke ...

)

References

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