Editing AD 89 (section)

=== By place ===
==== Europe ====
* [[January 1]] &ndash; [[Lucius Antonius Saturninus]] incites a revolt against Emperor [[Domitian]] (it is suppressed by January 24).<ref>{{Cite web|url=https://www.britannica.com/biography/Domitian|title=Domitian {{!}} Roman emperor|website=Encyclopedia Britannica|language=en|access-date=2019-02-22}}</ref>
* [[Legio XIII Gemina|Legio XIII ''Gemina'']] is transferred to [[Dacia]], to help in the war against King [[Decebalus]].
* [[Aquincum]] (old [[Budapest]], [[Óbuda]]) is founded (approximate date).

==== Asia ====
* First year of ''Yongyuan'' era of the Chinese [[Han dynasty]].
* [[June]] &ndash; [[Battle of Ikh Bayan]]: The [[Han Dynasty|Han Chinese]] army under [[Dou Xian]], allied with the southern [[Xiongnu]], is victorious over the Northern Xiongnu.