Year 161 ( CLXI) was a

common year starting on Wednesday A common year starting on Wednesday is any non-leap year (a year with 365 days) that begins on Wednesday, January 1, and ends on Wednesday, December 31. Its dominical letter hence is E. The current year, 2025, is a common year starting on Wedne ...

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 ...

. At the time, it was known as the Year of the Consulship of Caesar and Aurelius (or, less frequently, year 914 ''

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

''). The denomination 161 for this year has been used since the early medieval period, when the

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 ...

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, the current year is numbered in the Gregorian calendar, which numbers its years in the Western Christian era ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

March 7 Events Pre-1600 * 161 – Marcus Aurelius and L. Commodus (who changes his name to Lucius Verus) become joint emperors of Rome on the death of Antoninus Pius. * 1138 – Konrad III von Hohenstaufen was elected king of Germany at Cobl ...

– Emperor

Antoninus Pius Titus Aelius Hadrianus Antoninus Pius (; ; 19 September 86 – 7 March 161) was Roman emperor from AD 138 to 161. He was the fourth of the Five Good Emperors from the Nerva–Antonine dynasty. Born into a senatorial family, Antoninus held var ...

dies, and is succeeded by

Marcus Aurelius Marcus Aurelius Antoninus ( ; ; 26 April 121 – 17 March 180) was Roman emperor from 161 to 180 and a Stoicism, Stoic philosopher. He was a member of the Nerva–Antonine dynasty, the last of the rulers later known as the Five Good Emperors ...

, who shares imperial power with

Lucius Verus Lucius Aurelius Verus (; 15 December 130 – 23 January 169) was Roman emperor from 161 until his death in 169, alongside his adoptive brother Marcus Aurelius. He was a member of the Nerva–Antonine dynasty. Verus' succession together with Ma ...

, although Marcus retains the title Pontifex Maximus. * Marcus Aurelius, a Spaniard like

Trajan Trajan ( ; born Marcus Ulpius Traianus, 18 September 53) was a Roman emperor from AD 98 to 117, remembered as the second of the Five Good Emperors of the Nerva–Antonine dynasty. He was a philanthropic ruler and a successful soldier ...

and

Hadrian Hadrian ( ; ; 24 January 76 – 10 July 138) was Roman emperor from 117 to 138. Hadrian was born in Italica, close to modern Seville in Spain, an Italic peoples, Italic settlement in Hispania Baetica; his branch of the Aelia gens, Aelia '' ...

, is a stoical disciple of Epictetus, and an energetic man of action. He pursues the policy of his predecessor and maintains good relations with the

Senate A senate is a deliberative assembly, often the upper house or chamber of a bicameral legislature. The name comes from the ancient Roman Senate (Latin: ''Senatus''), so-called as an assembly of the senior (Latin: ''senex'' meaning "the el ...

. As a legislator, he endeavors to create new principles of morality and humanity, particularly favoring women and slaves. * Aurelius reduces the weight of a goldpiece, the aureus, from 7.81 grams to 7.12 grams.

Parthian Empire

* Autumn – The Parthians invade

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 ...

, and install their own candidate on the throne. A legion (perhaps Legio IX Hispana) is destroyed at Elegeia.

By topic

Art and Science

* Gaius' '' Institutiones'' are published.

Commerce

* The

silver Silver is a chemical element; it has Symbol (chemistry), symbol Ag () and atomic number 47. A soft, whitish-gray, lustrous transition metal, it exhibits the highest electrical conductivity, thermal conductivity, and reflectivity of any metal. ...

content of the Roman

denarius The ''denarius'' (; : ''dēnāriī'', ) was the standard Ancient Rome, Roman silver coin from its introduction in the Second Punic War to the reign of Gordian III (AD 238–244), when it was gradually replaced by the ''antoninianus''. It cont ...

falls to 68 percent under Emperor Marcus Aurelius, down from 75 percent under Antoninus Pius.

Births

* August 31 –

Commodus Commodus (; ; 31 August 161 – 31 December 192) was Roman emperor from 177 to 192, first serving as nominal co-emperor under his father Marcus Aurelius and then ruling alone from 180. Commodus's sole reign is commonly thought to mark the end o ...

, Roman emperor (d. 192) *

Liu Bei Liu Bei (, ; ; 161 – 10 June 223), courtesy name Xuande (), was a China, Chinese warlord in the late Han dynasty#Eastern Han, Eastern Han dynasty who later became the founding Emperor of China, emperor of Shu Han, one of the Three Kingdoms of ...

, founder of the

Shu Han Han (; 221–263), known in historiography as Shu Han ( ) or Ji Han ( "Junior Han"), or often shortened to Shu ( zh, t=蜀, p=Shǔ; Sichuanese Pinyin: ''Su'' < Middle Chinese: *''źjowk'' < Eastern Han Chinese: *''dźok''), was a Dynasties in ...

(

Three Kingdoms The Three Kingdoms of Cao Wei, Shu Han, and Eastern Wu dominated China from AD 220 to 280 following the end of the Han dynasty. This period was preceded by the Eastern Han dynasty and followed by the Jin dynasty (266–420), Western Jin dyna ...

) (d. 223) * Lü Dai, general of the

Eastern Wu Wu (Chinese language, Chinese: 吳; pinyin: ''Wú''; Middle Chinese *''ŋuo'' < Eastern Han Chinese: ''*ŋuɑ''), known in historiography as Eastern Wu or Sun Wu, was a Dynasties of China, dynastic state of China and one of the three major sta ...

state (Three Kingdoms) (d. 256)

Deaths

–

, Roman emperor (b.

AD 86 AD 86 (Roman numerals, LXXXVI) was a common year starting on Sunday of the Julian calendar. At the time, it was known as the Year of the Roman consul, Consulship of Domitian, Augustus and Servius Cornelius Dolabella Petronianus, Petronianus (or, ...

) * Athenais, Roman noblewoman (b. AD 143)

References

:als:160er#161 {{DEFAULTSORT:161