Editing 297 (section)

== Events ==
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=== By place ===
==== Roman Empire ====
* Emperor [[Diocletian]] introduces a new tax system and other economic reforms.<ref>{{cite book |last1=Merrony |first1=Mark |title=The Plight of Rome in the Fifth Century AD |date=6 July 2017 |publisher=Taylor & Francis |isbn=978-1-351-70279-9 |page=94 |url=https://books.google.com/books?id=FkgrDwAAQBAJ&dq=297+diocletian+tax&pg=PA94 |language=en}}</ref>
* Diocletian watches over the Syrian provinces while Caesar [[Galerius]] makes preparations for a campaign against the Persian king [[Narseh]]. He recruits veterans from  [[Illyria]] and [[Moesia]], recruits new soldiers, and strengthens his army with [[Goths|Gothic]] mercenaries and the [[Armenia]]n units of [[Tiridates III of Armenia|Tiridates III]].
* [[August]]: [[Domitius Domitianus]] launches a usurpation against Diocletian in Egypt. He is perhaps aided by popular discontent with Diocletian's taxation reform. 
* Autumn: Diocletian besieges the rebels in [[Alexandria]]. 
* [[December]]: Domitianus dies, but his ''corrector'' [[Aurelius Achilleus]] takes over as the leader of the rebellion.
* [[Battle of Satala (298)|Battle of Satala]]: Galerius launches a surprise attack against Narseh's camp in western [[Armenia]]. The Romans sack the camp and capture Narseh's wives, sisters and daughters, including his Queen of Queens Arsane. Narseh is wounded and escapes to his empire.
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