__NOTOC__ Year 139 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Piso and Laenas (or, less frequently, year 615 ''

Ab urbe condita ''Ab urbe condita'' ( 'from the founding of the City'), or ''anno urbis conditae'' (; 'in the year since the city's founding'), abbreviated as AUC or AVC, expresses a date in years since 753 BC, the traditional founding of Rome. It is an ex ...

'') and the Second Year of Jianyuan. The denomination 139 BC 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

China

Emperor Wu of Han Emperor Wu of Han (156 – 29 March 87BC), formally enshrined as Emperor Wu the Filial (), born Liu Che (劉徹) and courtesy name Tong (通), was the seventh emperor of the Han dynasty of ancient China, ruling from 141 to 87 BC. His reign last ...

sends the diplomat

Zhang Qian Zhang Qian (; died c. 114) was a Chinese official and diplomat who served as an imperial envoy to the world outside of China in the late 2nd century BC during the Han dynasty. He was one of the first official diplomats to bring back valuable inf ...

west to form an alliance with the

Yuezhi The Yuezhi (;) were an ancient people first described in Chinese histories as nomadic pastoralists living in an arid grassland area in the western part of the modern Chinese province of Gansu, during the 1st millennium BC. After a major defeat ...

against the

Xiongnu The Xiongnu (, ) were a tribal confederation of nomadic peoples who, according to ancient Chinese sources, inhabited the eastern Eurasian Steppe from the 3rd century BC to the late 1st century AD. Modu Chanyu, the supreme leader after 20 ...

. Wu does this after learning from Xiongnu defectors that the Xiongnu had defeated and killed the king of the Yuezhi, had expelled the Yuezhi from their lands and were using their king's skull as a wine goblet. The Yuezhi had subsequently migrated further west. * Soon after his departure for the west, Zhang Qian is detained by Junchen Chanyu of the Xiongnu. He would remain in Xiongnu custody for more than ten years and would be given a Xiongnu wife. *

Wei Zifu Wei Zifu (; died 91 BC), posthumously known as Empress Si of the Filial Wu () or Wei Si Hou (衛思后, "Wei the Thoughtful Empress"), was an empress consort during ancient China's Han dynasty. She was the second wife of the famous Emperor Wu ...

enters Emperor Wu's palace as a concubine and becomes pregnant. Enraged, Liu Piao, the mother of the childless Empress

Chen Jiao Empress Chen of Wu (孝武陳皇后), was empress of the Han dynasty and the first wife of Emperor Wu of Han ( Liu Che). She was also known as Chen Jiao () or as her milk name Chen A'Jiao (陈阿娇). She was born to Chen Wu (father) and Liu ...

(wife of Emperor Wu), kidnaps Zifu's brother

Wei Qing Wei Qing (died 106 BC), courtesy name Zhongqing, born Zheng Qing in Linfen, Shanxi, was a Chinese military general and politician of the Western Han dynasty who was acclaimed for his campaigns against the Xiongnu, and his rags to riches life ...

, who is rescued by

Gongsun Ao Gongsun Ao (died 96 BCE) was a Chinese military commander and general during the Western Han Dynasty of China. He was noted for participating in the imperial campaigns against the Xiongnu. Life Gongsun Ao was from Beidi which is presently in mo ...

. Wu responds by advancing the careers of members of the Wei family.

Roman Republic

* The

Lusitanian War The Lusitanian War, called ''Pyrinos Polemos'' ("the Fiery War") in Greek, was a war of resistance fought by the Lusitanian tribes of Hispania Ulterior against the advancing legions of the Roman Republic from 155 to 139 BC. The Lusitanians re ...

ends when the rebellion collapses after the assassination of

Viriathus Viriathus (also spelled Viriatus; known as Viriato in Portuguese and Spanish; died 139 BC) was the most important leader of the Lusitanian people that resisted Roman expansion into the regions of western Hispania (as the Romans called it) or ...

by a

Roman Roman or Romans most often refers to: * Rome, the capital city of Italy * Ancient Rome, Roman civilization from 8th century BC to 5th century AD *Roman people, the people of ancient Rome *''Epistle to the Romans'', shortened to ''Romans'', a lett ...

agent. * The

Achaean League The Achaean League ( Greek: , ''Koinon ton Akhaion'' "League of Achaeans") was a Hellenistic-era confederation of Greek city states on the northern and central Peloponnese. The league was named after the region of Achaea in the northwestern P ...

is reestablished.

By topic

Astronomy

Hipparchus Hipparchus (; el, Ἵππαρχος, ''Hipparkhos''; BC) was a Greek astronomer, geographer, and mathematician. He is considered the founder of trigonometry, but is most famous for his incidental discovery of the precession of the e ...

makes a very precise determination of the length of the synodic month.

Deaths

, Lusitanian leader (assassinated)

References

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