Editing AD 123 (section)

== Events ==
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=== By place ===
==== Roman Empire ====

* Emperor [[Hadrian]] averts a war with [[Parthia]] by a personal meeting with [[Osroes I of Parthia|Osroes I]] (according to the ''[[Historia Augusta]]'', disputed).<ref>{{Cite journal |last=Doležal |first=Stanislav |date=2017 |title=Did Hadrian Ever Meet a Parthian King? |url=https://www.academia.edu/33969517 |journal=AUC Philologica |volume=2017 |issue=2 |pages=111–125 |doi=10.14712/24646830.2017.16 |issn=2464-6830|doi-access=free }}</ref>
* [[Vercovicium|Housesteads Fort]] is constructed on [[Hadrian's Wall]] north of [[Bardon Mill]].
* [[Hadrian's Villa]] at [[Tivoli, Italy|Tivoli]] is built.
* The [[Temple of Al-Lat]] in Palmyra is dedicated somewhere between this year and 164 AD.

==== Asia ====

* In [[China]], [[Ban Yong]], son of [[Ban Chao]], reestablishes the Chinese control over the [[Tarim Basin]]. 
* The [[Government of the Han Dynasty|Chinese government]] establishes Aide of the [[Western Regions]] over the Tarim Basin.

==== Africa ====

* Hadrian leads a punitive campaign against [[Berbers]] who had been raiding Roman towns in [[Roman Mauretania]].<ref>{{Cite book |last1=Ward |first1=Allen M. |url=https://books.google.com/books?id=9Q83DAAAQBAJ&dq=123+Mauretania+revolt&pg=PA332 |title=History of the Roman People |last2=Heichelheim |first2=Fritz M. |last3=Yeo |first3=Cedric A. |date=2016-05-23 |publisher=Routledge |isbn=978-1-315-51120-7 |language=en}}</ref>

=== By topic ===
==== Arts and sciences ====
* Chinese scientist [[Zhang Heng]] corrects the [[calendar]] to bring it into line with the four [[season]]s.
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