Editing 215 (section)

== Events ==
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=== By place ===

==== Roman Empire ====
* [[Caracalla]]'s troops massacre the population of [[Alexandria]], Egypt,<ref>{{cite book |last1=Heine |first1=Ronald E. |title=Origen: Scholarship in the Service of the Church |date=November 25, 2010 |publisher=Oxford University Press |isbn=978-0-19-920907-1 |page=87 |url=https://books.google.com/books?id=cI8SDAAAQBAJ |access-date=February 8, 2024 |language=en}}</ref> beginning with the leading citizens. The emperor was angry about a [[satire]], produced in Alexandria, mocking his claim that he killed [[Publius Septimius Geta|Geta]] in self-defense.
* A [[Roman coins|coin]], the [[Antoninianus]], is introduced.<ref>{{cite book |last1=Metcalf |first1=William E. |title=The Oxford Handbook of Greek and Roman Coinage |date=2012 |publisher=Oxford University Press |isbn=978-0-19-937218-8 |page=541 |url=https://books.google.com/books?id=trkUDAAAQBAJ |language=en}}</ref><ref>{{cite book |last1=Lucassen |first1=Jan |title=Wages and Currency: Global Comparisons from Antiquity to the Twentieth Century |date=2007 |publisher=Peter Lang |isbn=978-3-03910-782-7 |url=https://books.google.com/books?id=mKmu53cOrGsC&dq=Antoninianus+215&pg=PA89 |access-date=February 8, 2024 |language=en}}</ref> The weight of this coin is a mere <sup>1</sup>/<sub>50</sub> of a pound.  Copper disappears gradually, and by the middle of the third century, with Rome's [[economy]] in crisis, the Antonianus will be the only official currency.

==== China ====
* [[Zhang Liao]] holds off [[Sun Quan]]'s invasion force at the [[Battle of Xiaoyao Ford]] in [[Hefei]], China.

==== Caucasus ====
* Vachagan I becomes king of [[Caucasian Albania]].
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