- 260
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Events
By Place
Roman Empire
*
Gallienus becomes Emperor.
* Gallienus defends what remains of the empire against barbarians and usurpers. He reorganizes the army and reforms the administration.
* Gallienus reinforces the military and establishes a new mobile force supported by the cavalry, which becomes the pivot of the Roman army. The army's headquarters are established inMilan .
* The Roman fort ofWiesbaden (Germany ) is captured by theAlamanni (possibly259 ).
*Franks take control over theScheldt estuary (approximate date).Asia
* Persian king Shapur I destroys
Caesarea Mazaca inAsia Minor .
*Cao Huan succeedsCao Mao as ruler of the ChineseKingdom of Wei .
*Syria ,Egypt andPalestine break off from theRoman Empire to form thePersia n-supported Palmyran Empire.By Topic
Arts and Sciences
* Earliest known date of chess.
Religion
*
Paul of Samosata becomes Patriarch of Antioch.Births
*
Emperor Hui of Jin China (approximate date)Deaths
*
Cao Mao , ruler of the ChineseKingdom of Wei (killed in an abortivecoup d'état againstSima Zhao )
*Emperor Valerian I (approximate date)
*Sun Liang , emperor of the ChineseKingdom of Wu
*Chen Tai , minister of theKingdom of Wei
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