__NOTOC__ Year 842 ( DCCCXLII) was a

common year starting on Sunday A common year starting on Sunday is any non-leap year (i.e. a year with 365 days) that begins on Sunday, January 1, 1 January, and ends on Sunday, December 31, 31 December. Its dominical letter hence is A. The most recent year of such kind was 2023 ...

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 ...

, the 842nd year of the

Common Era Common Era (CE) and Before the Common Era (BCE) are year notations for the Gregorian calendar (and its predecessor, the Julian calendar), the world's most widely used calendar era. Common Era and Before the Common Era are alternatives to the ...

(CE) and

Anno Domini The terms (AD) and before Christ (BC) are used when designating years in the Gregorian calendar, Gregorian and Julian calendar, Julian calendars. The term is Medieval Latin and means "in the year of the Lord" but is often presented using "o ...

(AD) designations, the 842nd year of the

1st millennium File:1st millennium montage.png, From top left, clockwise: Depiction of Jesus, the central figure in Christianity; The Colosseum, a landmark of the once-mighty Roman Empire; Kaaba, the Great Mosque of Mecca, the holiest site of Islam; Chess, a new ...

, the 42nd year of the

9th century The 9th century was a period from 801 (represented by the Roman numerals DCCCI) through 900 (CM) in accordance with the Julian calendar. The Carolingian Renaissance and the Viking raids occurred within this period. In the Middle East, the H ...

, and the 3rd year of the

840s The 840s decade ran from January 1, 840, to December 31, 849. Significant people * Al-Mu'tasim * Al-Wathiq * Alfred the Great * Louis the Pious * Charles the Bald * Ermentrude of Orléans * Louis the Stammerer * Louis the German * Lothair I ...

decade.

Events

By place

Byzantine Empire

January 20 Events Pre-1600 * 250 – Pope Fabian is martyred during the Decian persecution. *1156 – Finnish peasant Lalli kills English clergyman Henry (bishop of Finland), Henry, the Bishop of Turku, on the ice of Köyliönjärvi, Lake Köyli� ...

– Emperor Theophilos dies of

dysentery Dysentery ( , ), historically known as the bloody flux, is a type of gastroenteritis that results in bloody diarrhea. Other symptoms may include fever, abdominal pain, and a feeling of incomplete defecation. Complications may include dehyd ...

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 ...

, after a 12-year reign in which he expended much effort defending the eastern frontier against the invading Muslim Arabs. Theophilos is succeeded by his 2-year-old son

Michael III Michael III (; 9/10 January 840 – 24 September 867), also known as Michael the Drunkard, was Byzantine emperor from 842 to 867. Michael III was the third and traditionally last member of the Amorian dynasty, Amorian (or Phrygian) dynasty. He ...

, with his mother Theodora as

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 ...

and the 'temporary' sole ruler 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 ...

. *

February 19 Events Pre-1600 * 197 – Emperor Septimius Severus defeats Roman usurper, usurper Clodius Albinus in the Battle of Lugdunum, the bloodiest battle between Roman armies. * 356 – The anti-paganism policy of Constantius II forbids the w ...

– The Medieval

Iconoclastic Controversy The Byzantine Iconoclasm () are two periods in the history of the Byzantine Empire when the use of religious images or icons was opposed by religious and imperial authorities within the Ecumenical Patriarchate (at the time still comprising th ...

ends, as a council in

formally reinstates the

veneration of icons Iconodulism (also iconoduly or iconodulia) designates the religious service to icons (kissing and honourable veneration, incense, and candlelight). The term comes from Neoclassical Greek εἰκονόδουλος (''eikonodoulos'') (from – ''i ...

in the churches.

Europe

February 13 Events Pre-1600 * 962 – Emperor Otto I, Holy Roman Emperor, Otto I and Pope Pope John XII, John XII co-sign the ''Diploma Ottonianum'', recognizing John as ruler of Rome. *1258 – Siege of Baghdad (1258), Siege of Baghdad: Hulegu Kh ...

– Last reported sighting of the comet X/841 Y1 according to the ''

Annals of Fontenelle The ''Annals of Fontenelle'' (''Annales Fontanellenses'', ''Chronicon Fontanellense'') or ''Chronicle of Saint-Wandrille'' (''Chronicon sancti Wandregesili'') is a short history compiled at the Abbey of Saint-Wandrille between 840 and 856.Jean Lap ...

''. *

February 14 It is observed in most countries as Valentine's Day. Events Pre-1600 * 748 – Abbasid Revolution#Persian phase, Abbasid Revolution: The Kaysanites Shia#History, Hashimi rebels under Abu Muslim Khorasani take Merv, capital of the Umayyad ...

–

Oaths of Strasbourg The Oaths of Strasbourg were a military pact made on 14 February 842 by Charles the Bald and Louis the German against their older brother Lothair I, the designated heir of Louis the Pious, the successor of Charlemagne. One year later the Treaty ...

: 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 ...

, ruler of

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

, and his half-brother

Charles the Bald Charles the Bald (; 13 June 823 – 6 October 877), also known as CharlesII, was a 9th-century king of West Francia (843–877), King of Italy (875–877) and emperor of the Carolingian Empire (875–877). After a series of civil wars during t ...

, ruler of

West Francia 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 Capet ...

, meet with their armies at

Strasbourg Strasbourg ( , ; ; ) is the Prefectures in France, prefecture and largest city of the Grand Est Regions of France, region of Geography of France, eastern France, in the historic region of Alsace. It is the prefecture of the Bas-Rhin Departmen ...

. They agree to swear

allegiance An allegiance is a duty of fidelity said to be owed, or freely committed, by the people, subjects or citizens to their state or sovereign. Etymology The word ''allegiance'' comes from Middle English ' (see Medieval Latin ', "a liegance"). The ...

(recorded in

vernacular Vernacular is the ordinary, informal, spoken language, spoken form of language, particularly when perceptual dialectology, perceived as having lower social status or less Prestige (sociolinguistics), prestige than standard language, which is mor ...

languages) to each other, and to support each other against their brother

Lothair I Lothair I (9th. C. Frankish: ''Ludher'' and Medieval Latin: ''Lodharius''; Dutch and Medieval Latin: ''Lotharius''; German: ''Lothar''; French: ''Lothaire''; Italian: ''Lotario''; 795 – 29 September 855) was a 9th-century emperor of the ...

(nominal emperor of all the Frankish kingdoms and the

Holy Roman Empire The Holy Roman Empire, also known as the Holy Roman Empire of the German Nation after 1512, was a polity in Central and Western Europe, usually headed by the Holy Roman Emperor. It developed in the Early Middle Ages, and lasted for a millennium ...

).Pierre Riche, ''The Carolingians: The Family who forged Europe'', transl. Michael Idomir Allen, (University of Pennsylvania Press, 1983), p. 162. *

March 20 Events Pre-1600 *1206 – Michael IV of Constantinople, Michael IV Autoreianos is appointed Ecumenical Patriarch of Constantinople. *1600 – The Linköping Bloodbath takes place on Maundy Thursday in Linköping, Sweden: five Swedish n ...

– King

Alfonso II of Asturias Alfonso II of Kingdom of Asturias, Asturias (842), nicknamed the Chaste (), was the king of Asturias during two different periods: first in the year 783 and later from 791 until his death in 842. Upon his death, Nepotian of Asturias, Nepotian ...

(Northern

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 ...

) dies after a 50-year reign, in which he undertook numerous campaigns against the

Muslim Muslims () are people who adhere to Islam, a Monotheism, monotheistic religion belonging to the Abrahamic religions, Abrahamic tradition. They consider the Quran, the foundational religious text of Islam, to be the verbatim word of the God ...

armies of the

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 ...

Emirate of Córdoba An emirate is a territory ruled by an emir, a title used by monarchs or high officeholders in the Muslim world. From a historical point of view, an emirate is a political-religious unit smaller than a caliphate. It can be considered equivalen ...

, and allied himself with the late

Charlemagne Charlemagne ( ; 2 April 748 – 28 January 814) was List of Frankish kings, King of the Franks from 768, List of kings of the Lombards, King of the Lombards from 774, and Holy Roman Emperor, Emperor of what is now known as the Carolingian ...

. The childless Alfonso chooses Ramiro I, son of former king Bermudo I, as his successor.

Britain

Uurad Uurad or Ferat son of Bargoit (died 842) was king of the Picts, from 839 to 842. No two versions of the king lists, known as the Pictish Chronicle, give exactly the same version of his name. Ferat, or Uurad in Pictish language, Pictish, is the ...

of the

Picts The Picts were a group of peoples in what is now Scotland north of the Firth of Forth, in the Scotland in the early Middle Ages, Early Middle Ages. Where they lived and details of their culture can be gleaned from early medieval texts and Pic ...

dies after a 3-year reign, and is succeeded by his son

Bridei VI Bridei () son of Uurad was king of the Picts The list of kings of the Picts is based on the Pictish Chronicle king lists. These are late documents and do not record the dates when the kings reigned. The various surviving lists disagree i ...

, who contests his power with rival groups, led by Bruide son of Fokel and

Kenneth MacAlpin Kenneth MacAlpin (; ; 810 – 13 February 858) or Kenneth I was King of Dál Riada (841–850), and King of the Picts (848–858), of likely Gaelic origin. According to the traditional account, he inherited the throne of Dál Riada from his fa ...

. *

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� ...

attack the Irish monastery at

Clonmacnoise Clonmacnoise or Clonmacnois (Irish language, Irish: ''Cluain Mhic Nóis'') is a ruined monastery in County Offaly in Republic of Ireland, Ireland on the River Shannon south of Athlone, founded in 544 by Saint Ciarán of Clonmacnoise, Ciarán, ...

from bases in

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 ...

Abbasid Caliphate

January 5 Events Pre-1600 * 1477 – Battle of Nancy: Charles the Bold is defeated and killed in a conflict with René II, Duke of Lorraine; Burgundy subsequently becomes part of France. 1601–1900 * 1675 – Battle of Colmar: The French ...

– Caliph

Al-Mu'tasim Abū Isḥāq Muḥammad ibn Hārūn al-Rashīd (; October 796 – 5 January 842), better known by his laqab, regnal name al-Muʿtaṣim biʾllāh (, ), was the eighth Abbasid Caliphate, Abbasid caliph, ruling from 833 until his death in 842. ...

dies at

Samarra Samarra (, ') is a city in Iraq. It stands on the east bank of the Tigris in the Saladin Governorate, north of Baghdad. The modern city of Samarra was founded in 836 by the Abbasid caliph al-Mu'tasim as a new administrative capital and mi ...

(modern

Iraq Iraq, officially the Republic of Iraq, is a country in West Asia. It is bordered by Saudi Arabia to Iraq–Saudi Arabia border, the south, Turkey to Iraq–Turkey border, the north, Iran to Iran–Iraq border, the east, the Persian Gulf and ...

), after an eight year reign. He is succeeded by his son

Al-Wathiq Abū Jaʿfar Hārūn ibn Muḥammad al-Wathiq bi'Llah (; 18 April 81210 August 847), commonly known by his regnal name al-Wathiq bi'Llah (), was an Abbasid caliph who reigned from 842 until his death in 847. Al-Wathiq is described in the so ...

, as ruler of the

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 ...

. * Abbasid caliph

appointed his brother, Jaʽfar ibn Muhammad al-Mutasim (future

al-Mutawakkil Ja'far ibn al-Mu'tasim, Muḥammad ibn Harun al-Rashid, Hārūn al-Mutawakkil ʿalā Allāh (); March 82211 December 861, commonly known by his laqab, regnal name al-Mutawwakil ala Allah (), was the tenth Abbasid Caliphate, Abbasid caliph, rul ...

) as

Leader Leadership, is defined as the ability of an individual, group, or organization to "", influence, or guide other individuals, teams, or organizations. "Leadership" is a contested term. Specialist literature debates various viewpoints on the co ...

Hajj Hajj (; ; also spelled Hadj, Haj or Haji) is an annual Islamic pilgrimage to Mecca, Saudi Arabia, the holiest city for Muslims. Hajj is a mandatory religious duty for capable Muslims that must be carried out at least once in their lifetim ...

in 842.

Births

* Al-Mundhir, Muslim

emir Emir (; ' (), also Romanization of Arabic, transliterated as amir, is a word of Arabic language, Arabic origin that can refer to a male monarch, aristocratic, aristocrat, holder of high-ranking military or political office, or other person po ...

(approximate date) *

Al-Muwaffaq Abu Ahmad Ṭalḥa ibn Al-Mutawakkil, Jaʿfar ibn al-Mu'tasim, Muḥammad ibn Harun al-Rashid, Hārūn al-Muwaffaq bi'Llah (; 29 November 843 – 2 June 891), better known by his as Al-Muwaffaq Billah (), was an Abbasid dynasty, Abbasid prince ...

, Muslim prince and

(d. 891) *

Li Hanzhi Li Hanzhi (; 842''New Book of Tang'', vol. 187.'' History of the Five Dynasties'', vol. 15.''New History of the Five Dynasties'', vol. 42. – July 26, 899Academia Sinicabr>Chinese-Western Calendar Converter''Zizhi Tongjian'', vol. 261.), forma ...

, Chinese warlord (d.

899 __NOTOC__ Year 899 ( DCCCXCIX) was a common year starting on Monday of the Julian calendar. Events By place Europe * Summer – Arnulf of Carinthia, the King of East Francia, enlists the support of the Magyars, to raid northern Ita ...

) *

Pietro I Candiano Pietro I Candiano ( – 18 September 887) was briefly the sixteenth Doge of Venice in 887. History He followed Orso I Participazio and Giovanni II Participazio as Doge of Venice, elected to the throne at the side of the elderly, and beloved, ...

, doge of

Venice Venice ( ; ; , formerly ) is a city in northeastern Italy and the capital of the Veneto Regions of Italy, region. It is built on a group of 118 islands that are separated by expanses of open water and by canals; portions of the city are li ...

(approximate date) * Yang Fuguang, Chinese general (d.

883 __NOTOC__ Year 883 ( DCCCLXXXIII) was a common year starting on Tuesday of the Julian calendar. Events By place Europe * Spring – Viking raiders ravage Flanders, and sack the abbey at Saint-Quentin. King Carloman II blocks thei ...

)

Deaths

–

, Muslim

caliph A caliphate ( ) is an institution or public office under the leadership of an Islamic steward with Khalifa, the title of caliph (; , ), a person considered a political–religious successor to the Islamic prophet Muhammad and a leader of ...

(b.

796 __NOTOC__ Year 796 ( DCCXCVI) was a leap year starting on Friday of the Julian calendar, the 796th year of the Common Era (CE) and Anno Domini (AD) designations, the 796th year of the 1st millennium, the 96th year of the 8th century, and the 7t ...

) *

–

Theophilus Theophilus is a male given name with a range of alternative spellings. Its origin is the Greek word Θεόφιλος from θεός (''theós'', "God") and φιλία (''philía'', "love or affection") can be translated as "Love of God" or "Friend ...

, Byzantine emperor (b.

813 Events By place Byzantine Empire * June 22 – Battle of Versinikia: The Bulgars, led by Krum, ruler ('' khan'') of the Bulgarian Empire, defeat Emperor Michael I near Edirne (modern Turkey). The Byzantine army (26,000 men) is ...

) *

March 9 Events Pre-1600 *141 BC – Liu Che, Posthumous name, posthumously known as Emperor Wu of Han, assumes the throne over the Han dynasty of China. *1009 – First known mention of Lithuania, in the Annals of Quedlinburg, annals of the mo ...

–

Humbert Humbert, Umbert or Humberto (Latinized ''Humbertus'') is a Germanic given name, from ''hun'' "warrior" and ''beraht'' "bright". It also came into use as a surname. Given name ;Royalty and Middle Ages * Emebert (died 710) * Humbert of Maroilles ...

, bishop of

Würzburg Würzburg (; Main-Franconian: ) is, after Nuremberg and Fürth, the Franconia#Towns and cities, third-largest city in Franconia located in the north of Bavaria. Würzburg is the administrative seat of the Regierungsbezirk Lower Franconia. It sp ...

March 16 Events Pre-1600 * 1190 – Massacre of Jews at Clifford's Tower, York. * 1244 – Over 200 Cathars who refuse to recant are burnt to death after the Fall of Montségur. * 1355 – Amidst the Red Turban Rebellions, Han Lin'er, ...

– Xiao Mian,

chancellor of the Tang Dynasty The Grand chancellor (China), chancellor () was a semi-formally designated office position for a number of high-level officials at one time during the Tang dynasty of China. This list also includes List of chancellors of Wu Zetian, chancellors ...

August 16 Events Pre-1600 * 1 BC – Wang Mang consolidates his power in China and is declared marshal of state. Emperor Ai of Han, who died the previous day, had no heirs. * 942 – Start of the four-day Battle of al-Mada'in, between the H ...

– Death of

Qaratis Qaratis, also known as Umm Harun () or Umm al-Wathiq () was the of the eighth Abbasid caliph al-Mu'tasim, and mother of his successor, al-Wathiq. Life Qaratis was a Byzantine Greek woman. She entered the caliphal harem probably in 811. She was ...

also known as ''Umm Harun'', was the mother of Abbasid caliph al-Wathiq ( r. 842–847). She died during her

pilgrimage journey. *

August 24 Events Pre-1600 * 367 – Gratian, son of Roman Emperor Valentinian I, is named co-Augustus at the age of eight by his father. * 394 – The Graffito of Esmet-Akhom, the latest known inscription in Egyptian hieroglyphs, is written ...

–

Saga Sagas are prose stories and histories, composed in Iceland and to a lesser extent elsewhere in Scandinavia. The most famous saga-genre is the (sagas concerning Icelanders), which feature Viking voyages, migration to Iceland, and feuds between ...

, emperor of

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

(b. 786) *

October 22 Events Pre-1600 * 451 – The Chalcedonian Creed, regarding the divine and human nature of Jesus, is adopted by the Council of Chalcedon, an ecumenical council. * 794 – Japanese Emperor Kanmu relocates his empire's capital to H ...

–

Abo The ABO blood group system is used to denote the presence of one, both, or neither of the A and B antigens on erythrocytes (red blood cells). For human blood transfusions, it is the most important of the 47 different blood type (or group) cla ...

, Japanese prince (b.

792 __NOTOC__ Year 792 ( DCCXCII) was a leap year starting on Sunday of the Julian calendar, the 792nd year of the Common Era (CE) and Anno Domini (AD) designations, the 792nd year of the 1st millennium, the 92nd year of the 8th century, and the 3r ...

) * Alfonso II, king of

Asturias Asturias (; ; ) officially the Principality of Asturias, is an autonomous communities of Spain, autonomous community in northwest Spain. It is coextensive with the provinces of Spain, province of Asturias and contains some of the territory t ...

(b.

759 __NOTOC__ Year 759 ( DCCLIX) was a common year starting on Monday of the Julian calendar. The denomination 759 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe ...

) * Bernard of Vienne, Frankish

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 ...

(b. 778) * Dúngal mac Fergaile, king of

Osraige Osraige (Old Irish) or Osraighe (Classical Irish), Osraí (Modern Irish), anglicized as Ossory, was a medieval Irish kingdom comprising what is now County Kilkenny and western County Laois, corresponding to the Diocese of Ossory. The home of ...

(

) * Li Cheng, chancellor of the Tang Dynasty *

Liu Yuxi Liu Yuxi ( Wade-Giles: Liu Yü-hsi; zh, t=劉禹錫, p=Liú Yǔxī, Liú Yǔxí; 772–842) was a Chinese essayist, philosopher, and poet active during the Tang dynasty. Biography Family background and education His ancestors were Xiongnu noma ...

, Chinese

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 ...

and

philosopher Philosophy ('love of wisdom' in Ancient Greek) is a systematic study of general and fundamental questions concerning topics like existence, reason, knowledge, Value (ethics and social sciences), value, mind, and language. It is a rational an ...

(b.

772 __NOTOC__ Year 772 (Roman numerals, DCCLXXII) was a leap year starting on Wednesday of the Julian calendar. The denomination 772 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent ...

) *

Sugawara no Kiyotomo , also read as Kiyokimi, was a Japanese Kugyō, court noble, poet, and politician of the early Heian period. He served as Shikibu-shō, Vice Minister of Ceremonial Affairs, Mayor of the Sakyō-ku, Kyoto, Left Capital District, and Vice Governor of ...

, 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 ...

(b. 770) *

, king of the

(approximate date) *

We Gyaltore Taknye We Gyaltore Taknye (, "''Dba'as'' clan noble leader Toré" ? – 842), also known as Wa Taknachen ( "Tiger-Ear of the ''Dba'as'' clan), was the last '' Lönchen'' of the Tibetan Empire. In Chinese records, his name was given as Jié Dūnà () ...

, Tibetan nobleman *

Zheng Tan Zheng Tan (鄭覃) (died 842''Old Book of Tang'', vol. 18, part 1.), formally the Duke of Xingyang (滎陽公), was a Chinese historian and politician during the Tang dynasty, serving as a chancellor during the reign of Emperor Wenzong. He was vie ...

, chancellor of the Tang Dynasty

References

{{DEFAULTSORT:842