250

250 (CCL) was a common year starting on Tuesday of the Julian calendar, the 250th year of the Common Era (CE) and Anno Domini (AD) designations, the 250th year of the 1st millennium, the 50th year of the 3rd century, and the 1st year of the 250s decade.

Millennium:	1st millennium
Centuries:	2nd century – 3rd century – 4th century
Decades:	220s  230s  240s  – 250s –  260s  270s  280s
Years:	247 248 249 – 250 – 251 252 253

250 in other calendars

Gregorian calendar	250 CCL
Ab urbe condita	1003
Assyrian calendar	5000
Balinese saka calendar	171–172
Bengali calendar	−343
Berber calendar	1200
Buddhist calendar	794
Burmese calendar	−388
Byzantine calendar	5758–5759
Chinese calendar	己巳年 (Earth Snake) 2946 or 2886     — to — 庚午年 (Metal Horse) 2947 or 2887
Coptic calendar	−34 – −33
Discordian calendar	1416
Ethiopian calendar	242–243
Hebrew calendar	4010–4011
Hindu calendars
- Vikram Samvat	306–307
- Shaka Samvat	171–172
- Kali Yuga	3350–3351
Holocene calendar	10250
Iranian calendar	372 BP – 371 BP
Islamic calendar	383 BH – 382 BH
Javanese calendar	128–129
Julian calendar	250 CCL
Korean calendar	2583
Minguo calendar	1662 before ROC 民前1662年
Nanakshahi calendar	−1218
Seleucid era	561/562 AG
Thai solar calendar	792–793
Tibetan calendar	阴土蛇年 (female Earth-Snake) 376 or −5 or −777     — to — 阳金马年 (male Iron-Horse) 377 or −4 or −776

Events

• Diophantus writes Arithmetica the first systematic treatise on algebra.
• A group of Franks penetrate as far as Tarragona in Spain (approximate date).
• Goths invade Moesia.
• The Alamanni drive the Romans from the modern area of Donau-Ries.
• Decius begins a period of persecution of the Christians in the Roman Empire.
• Teotihuacán is rebuilt as a four-quartered cosmogram by Zapotec architects brought from Monte Albán in Oaxaca.
• Kofun Period begins in Japan.

Births

• Helena of Constantinople
• Licinius