257

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This article is about the year 257. For other uses, see 257 (number).
Centuries: 2nd century - 3rd century - 4th century
Decades: 220s  230s  240s  - 250s -  260s  270s  280s
Years: 254 255 256 - 257 - 258 259 260
257 by topic
v • d • e
Politics
State leaders - Sovereign states
Birth and death categories
Births - Deaths
Establishment and disestablishment categories
Establishments - Disestablishments
257 in other calendars
Gregorian calendar 257
CCLVII
Ab urbe condita 1010
Armenian calendar N/A
Bahá'í calendar -1587 – -1586
Berber calendar 1207
Buddhist calendar 801
Burmese calendar -381
Chinese calendar 2893/2953-11-29
(丙子年十一月廿九日)
— to —
2894/2954-11-9
(丁丑年十一月初九日)
Coptic calendar -27 – -26
Ethiopian calendar 249 – 250
Hebrew calendar 4017 – 4018
Hindu calendars
 - Vikram Samvat 312 – 313
 - Shaka Samvat 179 – 180
 - Kali Yuga 3358 – 3359
Holocene calendar 10257
Iranian calendar 365 BP – 364 BP
Islamic calendar 376 BH – 375 BH
Japanese calendar
Korean calendar 2590
Thai solar calendar 800
v • d • e


[edit] Events

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[edit] Roman Empire

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[edit] Religion

  • August 30 — 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.

[edit] Births

[edit] Deaths