Year 171 ( CLXXI) was a common year starting on Monday (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 mathematics, Greek mathematicians and Ancient Greek astronomy, as ...

. At the time, it was known as the Year of the Consulship of Severus and Herennianus (or, less frequently, year 924 ''

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 ...

''). The denomination 171 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 Copt ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

* Emperor

Marcus Aurelius Marcus Aurelius Antoninus (Latin: áːɾkus̠ auɾέːli.us̠ antɔ́ːni.us̠ English: ; 26 April 121 – 17 March 180) was Roman emperor from 161 to 180 AD and a Stoic philosopher. He was the last of the rulers known as the Five Good ...

forms a new military command, the ''praetentura Italiae et Alpium''.

Aquileia Aquileia / / / / ;Bilingual name of ''Aquileja – Oglej'' in: vec, Aquiłeja / ; Slovenian: ''Oglej''), group=pron is an ancient Roman city in Italy, at the head of the Adriatic at the edge of the lagoons, about from the sea, on the river ...

is relieved, and the

Marcomanni The Marcomanni were a Germanic people * * * that established a powerful kingdom north of the Danube, somewhere near modern Bohemia, during the peak of power of the nearby Roman Empire. According to Tacitus and Strabo, they were Suebian. Origi ...

are evicted from Roman territory. * Marcus Aurelius signs a peace treaty with the

Quadi The Quadi were a Germanic * * * people who lived approximately in the area of modern Moravia in the time of the Roman Empire. The only surviving contemporary reports about the Germanic tribe are those of the Romans, whose empire had its bord ...

and the Sarmatian Iazyges. The Germanic tribes of the Hasdingi ( Vandals) and the Lacringi become Roman allies. *

Armenia Armenia (), , group=pron officially the Republic of Armenia,, is a landlocked country in the Armenian Highlands of Western Asia.The UNbr>classification of world regions places Armenia in Western Asia; the CIA World Factbook , , and ...

and

Mesopotamia Mesopotamia ''Mesopotamíā''; ar, بِلَاد ٱلرَّافِدَيْن or ; syc, ܐܪܡ ܢܗܪ̈ܝܢ, or , ) is a historical region of Western Asia situated within the Tigris–Euphrates river system, in the northern part of the F ...

become protectorates of the

Roman Empire The Roman Empire ( la, Imperium Romanum ; grc-gre, Βασιλεία τῶν Ῥωμαίων, Basileía tôn Rhōmaíōn) was the post- Republican period of ancient Rome. As a polity, it included large territorial holdings around the Medite ...

. * The Costoboci cross the Danube (

Dacia Dacia (, ; ) was the land inhabited by the Dacians, its core in Transylvania, stretching to the Danube in the south, the Black Sea in the east, and the Tisza in the west. The Carpathian Mountains were located in the middle of Dacia. It thus ...

) and ravage

Thrace Thrace (; el, Θράκη, Thráki; bg, Тракия, Trakiya; tr, Trakya) or Thrake is a geographical and historical region in Southeast Europe, now split among Bulgaria, Greece, and Turkey, which is bounded by the Balkan Mountains to ...

in the Balkan Peninsula. They reach Eleusis, near

Athens Athens ( ; el, Αθήνα, Athína ; grc, Ἀθῆναι, Athênai (pl.) ) is both the capital city, capital and List of cities and towns in Greece, largest city of Greece. With a population close to four million, it is also the seventh List ...

, and destroy the temple of the Eleusinian Mysteries. * May –

June June is the sixth month of the year in the Julian calendar, Julian and Gregorian calendars and is the second of four months to have a length of 30 days, and the third of five months to have a length of less than 31 days. June contains the summ ...

–

Aelius Aristides Publius Aelius Aristides Theodorus ( grc-gre, Πόπλιος Αἴλιος Ἀριστείδης Θεόδωρος; 117–181 AD) was a Greek orator and author considered to be a prime example as a member of the Second Sophistic, a group of celeb ...

, Greek orator, delivers a public speech in Smyrna, lamenting the damage recently inflicted to the sacred site of Eleusis.

Births

* Sima Lang, Chinese official and politician (d.

217 Year 217 ( CCXVII) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Praesens and Extricatus (or, less frequently, year 970 ''Ab urbe ...

) * Tian Yu, Chinese general and politician (d.

252 Year 252 ( CCLII) was a leap year starting on Thursday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Trebonianus and Volusianus (or, less frequently, year 1005 ''Ab urbe ...

) * Xu Gan, Chinese philosopher and poet (d. 218) * Zhao Yan, Chinese general and politician (d.

245 __NOTOC__ Year 245 ( CCXLV) was a common year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Philippus and Titianus (or, less frequently, year 998 ' ...

)

Deaths

References

{{DEFAULTSORT:171