Year 171 ( CLXXI) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. 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 exp ...

''). The denomination 171 for this year has been used since the early medieval period, when the Anno Domini calendar era became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

* Emperor Marcus Aurelius 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 N ...

is relieved, and the Marcomanni 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 and Mesopotamia become protectorates of the Roman Empire. * The Costoboci cross the Danube ( Dacia) and ravage Thrace in the

Balkan Peninsula The Balkans ( ), also known as the Balkan Peninsula, is a geographical area in southeastern Europe with various geographical and historical definitions. The region takes its name from the Balkan Mountains that stretch throughout the who ...

. They reach Eleusis, near Athens, and destroy the temple of the Eleusinian Mysteries. * May – June – Aelius Aristides, 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) * Tian Yu, Chinese general and politician (d. 252) * Xu Gan, Chinese philosopher and poet (d. 218) * Zhao Yan (Three Kingdoms), Zhao Yan, Chinese general and politician (d. 245)

Deaths

References

{{DEFAULTSORT:171 171,