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 | |
| Politics | |
| State leaders - Sovereign states | |
| Birth and death categories | |
| Births - Deaths | |
| Establishments and disestablishments categories | |
| Establishments - Disestablishments | |
| Gregorian calendar | 257 CCLVII |
| Ab urbe condita | 1010 |
| Armenian calendar | N/A |
| 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) |
| Ethiopian calendar | 249 – 250 |
| Hebrew calendar | 4017 – 4018 |
| Hindu calendars | |
| - Vikram Samvat | 312 – 313 |
| - Shaka Samvat | 179 – 180 |
| - Kali Yuga | 3358 – 3359 |
| Iranian calendar | 365 BP – 364 BP |
| Islamic calendar | 376 BH – 375 BH |
| Japanese calendar | |
| - Imperial Year | Kōki 917 (皇紀917年) |
| - Jōmon Era | 10257 |
| Thai solar calendar | 800 |
[edit] Events
[edit] By Place
[edit] Roman Empire
- Valerian I recovers Antioch from Shapur.
- The Goths build a fleet on the Black Sea.
- The Goths separate into the Ostrogoths and the Visigoths.
- Aurelian defeats the Goths along the lower Danube, bringing many prisoners back to Rome.
[edit] By Topic
[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
- Saint Gregory the Illuminator, founder and patron saint of the Armenian Church (approximate date)
