Editing 257 (section)

== Events ==
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=== By place ===
==== Roman Empire ====
* [[Gallienus]] enters into a joint [[Roman consul|consulship]] with his father [[Valerian (emperor)|Valerianus I]], having brought some order to the [[Danube]] area.
* Future emperor [[Aurelian]] defeats the [[Goths]] and brings many prisoners back to [[Ancient Rome|Rome]].
* In [[Bavaria]] the ''[[Limes Germanicus]]'' (Upper Raetian Limes) along the river [[Iller]] is abandoned by the [[Roman Empire|Romans]].
* [[Valerian II|Valerian]], under guardianship of [[Ingenuus]], is established at [[Sirmium]] ([[Pannonia]]) to represent the Roman  government in the troubled [[Illyria]]n provinces.
* Emperor Valerian recovers [[Antioch]], [[Syria]] from King [[Shapur I]] of [[Sassanid Empire|Persia]].
* The [[Goths]] build a fleet on the [[Black Sea]].
* The Goths separate into the [[Ostrogoths]] and the [[Visigoths]].

=== By topic ===
==== Religion ====
* [[August 30]] &ndash; [[Pope Sixtus II]] succeeds [[Pope Stephen I]] as the 24th [[pope]].
* Valerian's persecution of [[Christians]] begins: his edict orders bishops and priests to sacrifice according to the pagan rituals, and prohibits Christians, under penalty of death, from meeting at the tombs of their deceased.
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