__NOTOC__ Year 644 ( DCXLIV) was a

leap year starting on Thursday A leap year starting on Thursday is any year with 366 days (i.e. it includes 29 February) that begins on Thursday 1 January, and ends on Friday 31 December. Its dominical letters hence are DC. The most recent year of such kind was 2004 and the next ...

(link will display the full calendar) of the

Julian calendar The Julian calendar, proposed by Roman consul Julius Caesar in 46 BC, was a reform of the Roman calendar. It took effect on , by edict. It was designed with the aid of Greek mathematicians and astronomers such as Sosigenes of Alexandr ...

. The denomination 644 for this year has been used since the early medieval period, when the

Anno Domini The terms (AD) and before Christ (BC) are used to label or number years in the Julian and Gregorian calendars. The term is Medieval Latin and means 'in the year of the Lord', but is often presented using "our Lord" instead of "the Lord", ...

calendar era A calendar era is the period of time elapsed since one ''epoch'' of a calendar and, if it exists, before the next one. For example, it is the year as per the Gregorian calendar, which numbers its years in the Western Christian era (the Coptic ...

became the prevalent method in Europe for naming years.

Events

By place

Asia

* Emperor

Taizong Taizong is the temple name used for several Chinese sovereign, monarchs of China. It may refer to: * Tai Jia ( 16th-century BC), king of the Shang dynasty * Emperor Wen of Han, Liu Heng (202 BC–157 BC, reigned 180 BC–157 BC), also known as E ...

of the

Tang Dynasty The Tang dynasty (, ; zh, t= ), or Tang Empire, was an Dynasties in Chinese history, imperial dynasty of China that ruled from 618 to 907 AD, with an Zhou dynasty (690–705), interregnum between 690 and 705. It was preceded by the Sui dyn ...

sends a Chinese expeditionary force, to invade and annex the

Tarim Basin The Tarim Basin is an endorheic basin in Northwest China occupying an area of about and one of the largest basins in Northwest China.Chen, Yaning, et al. "Regional climate change and its effects on river runoff in the Tarim Basin, China." Hydr ...

kingdom of

Karasahr Karasahr or Karashar ( ug, قاراشەھەر, Qarasheher, 6=Қарашәһәр), which was originally known, in the Tocharian languages as ''Ārśi'' (or Arshi) and Agni or the Chinese derivative Yanqi ( zh, s=焉耆, p=Yānqí, w=Yen-ch'i), is an ...

Xinjiang Xinjiang, SASM/GNC: ''Xinjang''; zh, c=, p=Xīnjiāng; formerly romanized as Sinkiang (, ), officially the Xinjiang Uygur Autonomous Region (XUAR), is an autonomous region of the People's Republic of China (PRC), located in the northwest ...

, a vassal of the

Western Turkic Khaganate The Western Turkic Khaganate () or Onoq Khaganate ( otk, 𐰆𐰣:𐰸:𐰉𐰆𐰑𐰣, On oq budun, Ten arrow people) was a Turkic khaganate in Eurasia, formed as a result of the wars in the beginning of the 7th century (593–603 CE) after t ...

. The

oasis In ecology, an oasis (; ) is a fertile area of a desert or semi-desert environment'ksar''with its surrounding feeding source, the palm grove, within a relational and circulatory nomadic system.” The location of oases has been of critical imp ...

state is conquered, and Western Turks sent to assist Karasahr are defeated by the Tang forces. * Zenkoji, a

Buddhist temple A Buddhist temple or Buddhist monastery is the place of worship for Buddhists, the followers of Buddhism. They include the structures called vihara, chaitya, stupa, wat and pagoda in different regions and languages. Temples in Buddhism represen ...

and landmark spot in

Nagano Nagano may refer to: Places * Nagano Prefecture, a prefecture in Japan ** Nagano (city), the capital city of the same prefecture *** Nagano 1998, the 1998 Winter Olympics *** Nagano Olympic Stadium, a baseball stadium in Nagano *** Nagano Universi ...

, Japan, officially built by

Empress Kogyoku An emperor (from la, imperator, via fro, empereor) is a monarch, and usually the sovereign ruler of an empire or another type of imperial realm. Empress, the female equivalent, may indicate an emperor's wife ( empress consort), mother (empr ...

Britain

* Oswine, son of the late king

Osric of Deira Osric (died 633 or 634) was a King of Deira (632–633 or 633–634) in northern England. He was a cousin of king Edwin of Northumbria, being the son of Edwin's uncle Æthelric of Deira. Osric was also the father of Oswine. After Edwin w ...

, manages to establish himself as king of

Deira Deira ( ; Old Welsh/Cumbric: ''Deywr'' or ''Deifr''; ang, Derenrice or ) was an area of Post-Roman Britain, and a later Anglian kingdom. Etymology The name of the kingdom is of Brythonic origin, and is derived from the Proto-Celtic *''daru' ...

(

Northern England Northern England, also known as the North of England, the North Country, or simply the North, is the northern area of England. It broadly corresponds to the former borders of Angle Northumbria, the Anglo-Scandinavian Kingdom of Jorvik, and the ...

) despite armed objections from King Oswiu of Bernicia. His succession, probably the choice of the people of Deira, splits the

Kingdom of Northumbria la, Regnum Northanhymbrorum , conventional_long_name = Kingdom of Northumbria , common_name = Northumbria , status = State , status_text = Unified Anglian kingdom (before 876)North: Anglian kingdom (af ...

.Parker, Anselm. "St. Oswin". The Catholic Encyclopedia. Vol 11. New York: Robert Appleton Company, 1911. 28 Mar. 2013
/ref>

Byzantine Empire

* Valentinus, Byzantine general, attempts to usurp the

throne A throne is the seat of state of a potentate or dignitary, especially the seat occupied by a sovereign on state occasions; or the seat occupied by a pope or bishop on ceremonial occasions. "Throne" in an abstract sense can also refer to the monar ...

of his son-in-law

Constans II Constans II ( grc-gre, Κώνστας, Kōnstas; 7 November 630 – 15 July 668), nicknamed "the Bearded" ( la, Pogonatus; grc-gre, ὁ Πωγωνᾶτος, ho Pōgōnãtos), was the Eastern Roman emperor from 641 to 668. Constans was the last ...

. He appears at the gates of

Constantinople la, Constantinopolis ota, قسطنطينيه , alternate_name = Byzantion (earlier Greek name), Nova Roma ("New Rome"), Miklagard/Miklagarth (Old Norse), Tsargrad ( Slavic), Qustantiniya (Arabic), Basileuousa ("Queen of Cities"), Megalopolis (" ...

with a contingent of Byzantine troops, and demands to be crowned emperor. His claim is rejected, and Valentinus is

lynched Lynching is an extrajudicial killing by a group. It is most often used to characterize informal public executions by a mob in order to punish an alleged transgressor, punish a convicted transgressor, or intimidate people. It can also be an ex ...

by the populace.

Islamic Empire

November 3 Events Pre-1600 * 361 – Emperor Constantius II dies of a fever at Mopsuestia in Cilicia; on his deathbed he is baptised and declares his cousin Julian rightful successor. *1333 – The River Arno floods causing massive damage in Fl ...

– The second caliph

Umar ʿUmar ibn al-Khaṭṭāb ( ar, عمر بن الخطاب, also spelled Omar, ) was the second Rashidun caliph, ruling from August 634 until his assassination in 644. He succeeded Abu Bakr () as the second caliph of the Rashidun Caliphate o ...

, , dies of wounds inflicted by the Persian slave Abu Lu'lu'a Firuz at

Medina Medina,, ', "the radiant city"; or , ', (), "the city" officially Al Madinah Al Munawwarah (, , Turkish: Medine-i Münevvere) and also commonly simplified as Madīnah or Madinah (, ), is the Holiest sites in Islam, second-holiest city in Islam, ...

. On his death bed he appoints a committee to determine his successor. They select

Uthman ibn Affan Uthman ibn Affan ( ar, عثمان بن عفان, ʿUthmān ibn ʿAffān; – 17 June 656), also spelled by Colloquial Arabic, Turkish and Persian rendering Osman, was a second cousin, son-in-law and notable companion of the Islamic prop ...

, who becomes the third

caliph A caliphate or khilāfah ( ar, خِلَافَة, ) is an institution or public office under the leadership of an Islamic steward with the title of caliph (; ar, خَلِيفَة , ), a person considered a political-religious successor to th ...

of the

Rashidun Caliphate The Rashidun Caliphate ( ar, اَلْخِلَافَةُ ٱلرَّاشِدَةُ, al-Khilāfah ar-Rāšidah) was the first caliphate to succeed the Islamic prophet Muhammad. It was ruled by the first four successive caliphs of Muhammad after his ...

Births

* K'inich K'an Joy Chitam II, ruler of

Palenque Palenque (; Yucatec Maya language, Yucatec Maya: ), also anciently known in the Itza Language as Lakamhaʼ ("Big Water or Big Waters"), was a Maya city City-state, state in southern Mexico that perished in the 8th century. The Palenque ruins dat ...

* Li Jiao, chancellor of the

(d.

713 __NOTOC__ Year 713 ( DCCXIII) was a common year starting on Sunday (link will display the full calendar) of the Julian calendar. The denomination 713 for this year has been used since the early medieval period, when the Anno Domini calendar era ...

)

Deaths

January 17 Events Pre-1600 * 38 BC – Octavian divorces his wife Scribonia and marries Livia Drusilla, ending the fragile peace between the Second Triumvirate and Sextus Pompey. * 1362 – Saint Marcellus' flood kills at least 25,000 people on ...

– Sulpitius the Pious, French bishop and saint *

October 10 Events Pre-1600 * 680 – The Battle of Karbala marks the Martyrdom of Husayn ibn Ali. * 732 – Charles Martel's forces defeat an Umayyad army near Tours, France. *1471 – Sten Sture the Elder, the Regent of Sweden, with ...

– Paulinus,

Archbishop of York The archbishop of York is a senior bishop in the Church of England, second only to the archbishop of Canterbury. The archbishop is the diocesan bishop of the Diocese of York and the metropolitan bishop of the province of York, which covers th ...

Otto Otto is a masculine German given name and a surname. It originates as an Old High German short form (variants ''Audo'', ''Odo'', ''Udo'') of Germanic names beginning in ''aud-'', an element meaning "wealth, prosperity". The name is recorded fro ...

, mayor of the palace (

Austrasia Austrasia was a territory which formed the north-eastern section of the Merovingian Kingdom of the Franks during the 6th to 8th centuries. It was centred on the Meuse, Middle Rhine and the Moselle rivers, and was the original territory of the F ...

) * Radulf, king of

Thuringia Thuringia (; german: Thüringen ), officially the Free State of Thuringia ( ), is a state of central Germany, covering , the sixth smallest of the sixteen German states. It has a population of about 2.1 million. Erfurt is the capital and larg ...

(approximate date) * Trudpert, Irish

missionary A missionary is a member of a Religious denomination, religious group which is sent into an area in order to promote its faith or provide services to people, such as education, literacy, social justice, health care, and economic development.Tho ...

(or 607) * Abu Lu'lu'a Firuz, assassin of Umar I *

Umar I ʿUmar ibn al-Khaṭṭāb ( ar, عمر بن الخطاب, also spelled Omar, ) was the second Rashidun caliph, ruling from August 634 until his assassination in 644. He succeeded Abu Bakr () as the second caliph of the Rashidun Caliphate ...

, Muslim

() * Valentinus, Byzantine general and

usurper A usurper is an illegitimate or controversial claimant to power, often but not always in a monarchy. In other words, one who takes the power of a country, city, or established region for oneself, without any formal or legal right to claim it as ...

References

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