Year 1054 ( MLIV) was a

common year starting on Saturday A common year starting on Saturday is any non-leap year (i.e. a year with 365 days) that begins on Saturday, 1 January, and ends on Saturday, 31 December. Its dominical letter hence is B. The most recent year of such kind was 2022, and the next ...

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

East-West schism: the ongoing break of communion between the

Roman Catholic The Catholic Church (), also known as the Roman Catholic Church, is the largest Christian church, with 1.27 to 1.41 billion baptized Catholics worldwide as of 2025. It is among the world's oldest and largest international institut ...

and

Eastern Orthodox Eastern Orthodoxy, otherwise known as Eastern Orthodox Christianity or Byzantine Christianity, is one of the three main Branches of Christianity, branches of Chalcedonian Christianity, alongside Catholic Church, Catholicism and Protestantism ...

churches.

By place

Byzantine Empire

* Sultan

Tughril Abu Talib Muhammad Tughril ibn Mika'il (), better known as Tughril (; also spelled Toghril / Tughrul), was a Turkoman"The defeat in August 1071 of the Byzantine emperor Romanos Diogenes by the Turkomans at the battle of Malazgirt (Manzikert) is ...

leads a large

Seljuk Seljuk (, ''Selcuk'') or Saljuq (, ''Saljūq'') may refer to: * Seljuk Empire (1051–1153), a medieval empire in the Middle East and central Asia * Seljuk dynasty (c. 950–1307), the ruling dynasty of the Seljuk Empire and subsequent polities * S ...

army out of

Azerbaijan Azerbaijan, officially the Republic of Azerbaijan, is a Boundaries between the continents, transcontinental and landlocked country at the boundary of West Asia and Eastern Europe. It is a part of the South Caucasus region and is bounded by ...

into

Armenia Armenia, officially the Republic of Armenia, is a landlocked country in the Armenian Highlands of West Asia. It is a part of the Caucasus region and is bordered by Turkey to the west, Georgia (country), Georgia to the north and Azerbaijan to ...

, possibly to consolidate his frontier, while providing an incentive to his Turkoman allies in the form of plunder. Tughril divides his army into four columns, ordering three to veer off to the north to raid into central and northern Armenia, while he takes the fourth column towards

Lake Van Lake Van (; ; ) is the largest lake in Turkey. It lies in the Eastern Anatolia Region of Turkey in the provinces of Van Province, Van and Bitlis Province, Bitlis, in the Armenian highlands. It is a Salt lake, saline Soda lake, soda lake, receiv ...

. The

Seljuk Turks The Seljuk dynasty, or Seljukids ( ; , ''Saljuqian'',) alternatively spelled as Saljuqids or Seljuk Turks, was an Oghuz Turks, Oghuz Turkic, Sunni Muslim dynasty that gradually became Persianate society, Persianate and contributed to Turco-Persi ...

capture and sack the fortress city of Artchesh, after an 8-day siege.

Europe

* Battle of Mortemer: The

Normans The Normans (Norman language, Norman: ''Normaunds''; ; ) were a population arising in the medieval Duchy of Normandy from the intermingling between Norsemen, Norse Viking settlers and locals of West Francia. The Norse settlements in West Franc ...

, led by Duke

William the Conqueror William the Conqueror (Bates ''William the Conqueror'' p. 33– 9 September 1087), sometimes called William the Bastard, was the first Norman king of England (as William I), reigning from 1066 until his death. A descendant of Rollo, he was D ...

, defeat a French army (near Mortemer), as it is caught pillaging and plundering. King

Henry I of France Henry I (4 May 1008 – 4 August 1060) was King of the Franks from 1031 to 1060. The royal demesne of France reached its smallest size during his reign, and for this reason he is often seen as emblematic of the weakness of the early Capetians. ...

withdraws his main army from the

Duchy of Normandy The Duchy of Normandy grew out of the 911 Treaty of Saint-Clair-sur-Epte between Charles the Simple, King Charles III of West Francia and the Viking leader Rollo. The duchy was named for its inhabitants, the Normans. From 1066 until 1204, as a r ...

as a result.

Guy I, Count of Ponthieu Guy I of Ponthieu (also known in the Bayeux Tapestry as Wido) was born sometime in the mid- to late 1020s and died 13 October 1100. He succeeded his brother Enguerrand II as Count of Ponthieu. Life Guy was a son of Hugh II, Count of Ponthieu, ...

, is captured during the course of the battle.

Scotland

* July 27 – Siward, earl of

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 ...

, invades

Scotland Scotland is a Countries of the United Kingdom, country that is part of the United Kingdom. It contains nearly one-third of the United Kingdom's land area, consisting of the northern part of the island of Great Britain and more than 790 adjac ...

, to support King

Malcolm III Malcolm III (; ; –13 November 1093) was List of Scottish monarchs, King of Alba from 1058 to 1093. He was later nicknamed "Canmore" (, , understood as "great chief"). Malcolm's long reign of 35 years preceded the beginning of the Scoto-Norma ...

against

Macbeth ''The Tragedy of Macbeth'', often shortened to ''Macbeth'' (), is a tragedy by William Shakespeare, estimated to have been first performed in 1606. It dramatises the physically violent and damaging psychological effects of political ambiti ...

, who has usurped the Scottish throne from Malcolm's father, Duncan I. Macbeth is defeated at Dunsinane.

Africa

* The

Almoravids The Almoravid dynasty () was a Berber Muslim dynasty centered in the territory of present-day Morocco. It established an empire that stretched over the western Maghreb and Al-Andalus, starting in the 1050s and lasting until its fall to the Almo ...

retake the trading center of Aoudaghost from 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 ...

. Repeated Almoravid incursions, aimed at seizing control of the trans-

Sahara The Sahara (, ) is a desert spanning across North Africa. With an area of , it is the largest hot desert in the world and the list of deserts by area, third-largest desert overall, smaller only than the deserts of Antarctica and the northern Ar ...

n gold trade, disrupt Ghana's dominance of the trade routes.

Asia

* Lý Nhật Tôn, third king of the

Lý Dynasty The Lý dynasty (, , chữ Nôm: 茹李, chữ Hán: 朝李, Vietnamese language, Vietnamese: ''triều Lý''), officially Đại Cồ Việt (chữ Hán: 大瞿越) from 1009 to 1054 and Đại Việt (chữ Hán: 大越) from 1054 to 1225, was ...

, begins to rule in

Vietnam Vietnam, officially the Socialist Republic of Vietnam (SRV), is a country at the eastern edge of mainland Southeast Asia, with an area of about and a population of over 100 million, making it the world's List of countries and depende ...

, and changes the country's official name to

Đại Việt Đại Việt (, ; literally Great Việt), was a Vietnamese monarchy in eastern Mainland Southeast Asia from the 10th century AD to the early 19th century, centered around the region of present-day Hanoi. Its early name, Đại Cồ Việt,(ch ...

By topic

Astronomy

July 4 Events Pre-1600 * 362 BC – Battle of Mantinea: The Thebans, led by Epaminondas, defeated the Spartans. * 414 – Emperor Theodosius II, age 13, yields power to his older sister Aelia Pulcheria, who reigned as regent and procla ...

''(approx.)'' – SN 1054, a

supernova A supernova (: supernovae or supernovas) is a powerful and luminous explosion of a star. A supernova occurs during the last stellar evolution, evolutionary stages of a massive star, or when a white dwarf is triggered into runaway nuclear fusion ...

, is first observed by the Chinese, Arabs and possibly Native Americans, near the star Zeta Tauri. For 23 days it remains bright enough to be seen in daylight. Its remnants form the

Crab Nebula The Crab Nebula (catalogue designations M1, NGC 1952, Taurus A) is a supernova remnant and pulsar wind nebula in the constellation of Taurus (constellation), Taurus. The common name comes from a drawing that somewhat resembled a crab with arm ...

( NGC 1952).

Religion

* Spring – Pope Leo IX sends a legatine mission, under Cardinal Humbert of Silva Candida, to

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 ...

, to negotiate with Patriarch Michael I Cerularius, in response to his actions concerning the church in Constantinople. Leo becomes the first pope directly to invoke the forged Donation of Constantine, citing a large portion in a letter to Michael, believing it genuine.Mansi, Giovanni Domenico. ''Sacrorum Conciliorum Nova Amplissima Collectio''. Volume 19 (xix). Col. 635–656. *

July 16 Events Pre-1600 * 622 – The Hijrah of Muhammad begins, marking the beginning of the Islamic calendar. * 997 – Battle of Spercheios: Bulgarian forces of Tsar Samuel are defeated by a Byzantine army under general Nikephoros Ouran ...

–

East-West Schism East West (or East and West) may refer to: *East–West dichotomy, the contrast between Eastern and Western society or culture Arts and entertainment Books, journals and magazines *'' East, West'', an anthology of short stories written by Salm ...

: Humbert of Silva Candida, representative of the newly deceased Leo IX, breaks the relations between

Western Western may refer to: Places *Western, Nebraska, a village in the US *Western, New York, a town in the US *Western Creek, Tasmania, a locality in Australia *Western Junction, Tasmania, a locality in Australia *Western world, countries that id ...

and

Eastern Churches Eastern Christianity comprises Christianity, Christian traditions and Christian denomination, church families that originally developed during Classical antiquity, classical and late antiquity in the Eastern Mediterranean region or locations fu ...

, through the act of placing an invalidly-issued

Papal Bull A papal bull is a type of public decree, letters patent, or charter issued by the pope of the Catholic Church. It is named after the leaden Seal (emblem), seal (''bulla (seal), bulla'') traditionally appended to authenticate it. History Papal ...

of excommunication during the celebration of the

Divine Liturgy Divine Liturgy () or Holy Liturgy is the usual name used in most Eastern Christian rites for the Eucharistic service. The Eastern Catholic Churches, Eastern Lutheranism, Eastern Lutheran Churches and the Eastern Orthodox Church believe the Divi ...

Births

September 2 Events Pre-1600 * 44 BC – Pharaoh Cleopatra VII of Egypt declares her son co-ruler as Ptolemy XV Caesarion. * 44 BC – Cicero launches the first of his '' Philippicae'' (oratorical attacks) on Mark Antony. He will make 14 of ...

–

Sukjong Sukjong () is the temple name of several Korean kings. It can refer to: * Sukjong of Goryeo (1095-1105) * Sukjong of Joseon Sukjong (; 7 October 1661 – 12 July 1720), personal name Yi Sun (), was the 19th monarch of the Joseon dynasty of Ko ...

, ruler of

Goryeo Goryeo (; ) was a Korean state founded in 918, during a time of national division called the Later Three Kingdoms period, that unified and ruled the Korea, Korean Peninsula until the establishment of Joseon in 1392. Goryeo achieved what has b ...

(d. 1105) * Al-Hariri of Basra, Abbasid

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 scholar (d. 1122) *

Bohemond I of Antioch Bohemond I of Antioch ( 1054 – 5 or 7 March 1111), also known as Bohemond of Taranto or Bohemond of Hauteville, was the prince of Taranto from 1089 to 1111 and the prince of Antioch from 1098 to 1111. He was a leader of the First Crusade, leadi ...

, Italo-Norman

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 ...

(approximate date) * George II (Giorgi), king of

Georgia Georgia most commonly refers to: * Georgia (country), a country in the South Caucasus * Georgia (U.S. state), a state in the southeastern United States Georgia may also refer to: People and fictional characters * Georgia (name), a list of pe ...

(approximate date) *

Judith of Lens Judith of Lens (born Normandy, between 1054 and 1055 - died Fotheringhay, c. 1090) was a niece of William the Conqueror. She was a daughter of Lambert II, Count of Lens and Adelaide of Normandy (Countess of Aumale), the sister of William the ...

, niece of

(or

1055 1055 (Roman numerals, MLV) was a common year starting on Sunday of the Julian calendar. Events By place Byzantine Empire * January 11 – Emperor Constantine IX Monomachos dies after a 12½-year reign at Constantinople. He is succee ...

) *

Judith of Swabia Judith of Swabia (, ; Summer 1054 – 14 March ca. 1105?), a member of the Salian dynasty, was the youngest daughter of Emperor Henry III from his second marriage with Agnes of Poitou. By her two marriages she was Queen of Hungary from 1063 t ...

, queen consort of

Hungary Hungary is a landlocked country in Central Europe. Spanning much of the Pannonian Basin, Carpathian Basin, it is bordered by Slovakia to the north, Ukraine to the northeast, Romania to the east and southeast, Serbia to the south, Croatia and ...

(d. 1105) * Langri Tangpa, Tibetan Buddhist master (d. 1123) * Ramon Berenguer II, Count of Barcelona (or

1053 Year 1053 ( MLIII) was a common year starting on Friday of the Julian calendar. Events By place Byzantine Empire * End of the Pecheneg Revolt: Emperor Constantine IX Monomachos makes peace with the Pechenegs. However, Pecheneg raid ...

) * Tong Guan, Chinese general and adviser (d. 1126)

Deaths

February 20 Events Pre-1600 *1339 – The Milanese army and the St. George's (San Giorgio) Mercenaries of Lodrisio Visconti clash in the Battle of Parabiago; Visconti is defeated. *1472 – Orkney and Shetland are pawn (law), pawned by Norway to S ...

–

Yaroslav the Wise Yaroslav I Vladimirovich ( 978 – 20 February 1054), better known as Yaroslav the Wise, was Grand Prince of Kiev from 1019 until his death in 1054. He was also earlier Prince of Novgorod from 1010 to 1034 and Prince of Rostov from 987 to 1010, ...

Kievan Rus' Kievan Rus', also known as Kyivan Rus,. * was the first East Slavs, East Slavic state and later an amalgam of principalities in Eastern Europe from the late 9th to the mid-13th century.John Channon & Robert Hudson, ''Penguin Historical At ...

grand prince Grand prince or great prince (feminine: grand princess or great princess) (; ; ; ; ) is a hereditary title, used either by certain monarchs or by members of certain monarchs' families. Grand duke is the usual and established, though not litera ...

(b. c. 978) *

March 8 Events Pre-1600 * 1010 – Ferdowsi completes his epic poem '' Shahnameh''. * 1126 – Following the death of his mother, queen Urraca of León, Alfonso VII is proclaimed king of León. * 1262 – Battle of Hausbergen between ...

– Azelin (Azellinus), bishop of

Hildesheim Hildesheim (; or ; ) is a city in Lower Saxony, in north-central Germany with 101,693 inhabitants. It is in the district of Hildesheim (district), Hildesheim, about southeast of Hanover on the banks of the Innerste River, a small tributary of t ...

April 19 Events Pre-1600 *AD 65 – The freedman Milichus betrays Pisonian conspiracy, Piso's plot to kill the Roman emperor, Emperor Nero and all of the List of conspiracies (political), conspirators are arrested. * 531 – Battle of Callini ...

–

Pope Leo IX Pope Leo IX (, , 21 June 1002 – 19 April 1054), born Bruno von Egisheim-Dagsburg, was the head of the Catholic Church and ruler of the Papal States from 12 February 1049 to his death in 1054. Leo IX is considered to be one of the most historica ...

, German pontiff of the

Catholic Church The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

(b.

1002 Year 1002 (Roman numerals, MII) was a common year starting on Thursday of the Julian calendar. Events By place Europe * January 23 – Emperor Otto III, Holy Roman Emperor, Otto III dies, at the age of 22, of smallpox at Civita C ...

) *

July 19 Events Pre-1600 * AD 64 – The Great Fire of Rome causes widespread devastation and rages on for six days, destroying half of the city. * 484 – Leontius, Roman usurper, is crowned Eastern emperor at Tarsus (modern Turkey). He is ...

– Bernold (Bernulf), bishop of

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 ...

* August 25 – Fujiwara no Michimasa, Japanese nobleman (b.

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 ...

) *

August 31 Events Pre-1600 * 1056 – After a sudden illness a few days previously, Byzantine Empress Theodora dies childless, thus ending the Macedonian dynasty. * 1057 – Abdication of Byzantine Emperor Michael VI Bringas after just one ye ...

– Kunigunde of Altdorf, German noblewoman (b. c.1020) * September 1 – Fortún Sánchez, Navarrese nobleman (b. c.

) * September 15 – García Sánchez III, king of

Pamplona Pamplona (; ), historically also known as Pampeluna in English, is the capital city of the Navarre, Chartered Community of Navarre, in Spain. Lying at near above sea level, the city (and the wider Cuenca de Pamplona) is located on the flood pl ...

(b. c. 1012) *

September 24 Events Pre-1600 *AD 787, 787 – Second Council of Nicaea: The council assembles at the church of Hagia Sophia. *1568 – Spanish naval forces defeat an English fleet, under the command of John Hawkins, at the Battle of San Juan de Ul� ...

– Hermann of Reichenau, German

music theorist Music theory is the study of theoretical frameworks for understanding the practices and possibilities of music. '' The Oxford Companion to Music'' describes three interrelated uses of the term "music theory": The first is the " rudiments", that ...

(b. 1013) *

Abu Sahl Zawzani Abu Sahl Muhammad ibn Husayn (or Hasan) Zawzani (), better known as Abu Sahl Zawzani (; also spelled Zuzani), was a Persian statesman who served as the chief secretary of the Ghaznavids briefly in 1040, and later from 1041 to an unknown date. Zaw ...

, Persian statesman and chief secretary *

Atiśa Atish Dipankar Shrijnan (Sanskrit transliteration: Atiśa Dipankara Shrijnana) (c. 982–1054 CE) was a Bengalis, Bengali Buddhist religious teacher and leader. He is generally associated with his body of work authored at Vikramashila, Vikram ...

, Tibetan

Buddhist Buddhism, also known as Buddhadharma and Dharmavinaya, is an Indian religion and List of philosophies, philosophical tradition based on Pre-sectarian Buddhism, teachings attributed to the Buddha, a wandering teacher who lived in the 6th or ...

leader and master (b. c.

980 Year 980 ( CMLXXX) was a leap year starting on Thursday of the Julian calendar. Events By place Europe * Peace is concluded between Emperor Otto II (the Red) and King Lothair III (or Lothair IV) at Margut, ending the Franco-Germa ...

) *

Cacht ingen Ragnaill Cacht ingen Ragnaill was the queen of Donnchad mac Briain, from their marriage in 1032 to her death in 1054, when she is styled Queen of Ireland in the Irish annals of the Clonmacnoise group: the Annals of Tigernach and Chronicon Scotorum. Her ...

, queen consort of

Munster Munster ( or ) is the largest of the four provinces of Ireland, located in the south west of the island. In early Ireland, the Kingdom of Munster was one of the kingdoms of Gaelic Ireland ruled by a "king of over-kings" (). Following the Nor ...

Nuño Álvarez de Carazo Nuño Álvarez de Carazo (''floruit'' 1028–1054) was a Kingdom of Castile, Castilian nobleman, diplomat, and warrior. Throughout his career he maintained important relations with the Kingdom of Navarre, which his lands and lordships bordered. T ...

, Castilian nobleman * Osbern Pentecost, Norman

knight A knight is a person granted an honorary title of a knighthood by a head of state (including the pope) or representative for service to the monarch, the church, or the country, especially in a military capacity. The concept of a knighthood ...

and nobleman * Osgod Clapa (Osgot), Anglo-Saxon nobleman

References

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