257

Roman Empire

 * recovers from.
 * The build a fleet on the.
 * The Goths separate into the and the.
 * defeats the Goths along the lower Danube, bringing many prisoners back to Rome.

Religion

 * — succeeds  as the 24th.
 * Valerian's persecution of 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.

Births

 * Saint, founder and patron saint of the (approximate date)
 * , wife of

Deaths

 * , general of
 * , general of
 * , general of
 * , general of