1256

1256 in othercalendars
Gregorian calendar	1256; MCCLVI
Ab urbe condita	2009
Armenian calendar	705; ԹՎ ՉԵ
Assyrian calendar	6006
Balinese saka calendar	1177–1178
Bengali calendar	663
Berber calendar	2206
English Regnal year	40Hen. 3– 41Hen. 3
Buddhist calendar	1800
Burmese calendar	618
Byzantine calendar	6764–6765
Chinese calendar	Ất mãoNiên(WoodRabbit); 3952 or 3892; — to —; Bính thần niên(FireDragon); 3953 or 3893
Coptic calendar	972–973
Discordian calendar	2422
Ethiopian calendar	1248–1249
Hebrew calendar	5016–5017
Hindu calendars
-Vikram Samvat	1312–1313
-Shaka Samvat	1177–1178
-Kali Yuga	4356–4357
Holocene calendar	11256
Igbo calendar	256–257
Iranian calendar	634–635
Islamic calendar	653–654
Japanese calendar	Kenchō8 /Kōgen1; ( khang nguyên nguyên niên )
Javanese calendar	1165–1166
Julian calendar	1256; MCCLVI
Korean calendar	3589
Minguo calendar	656 beforeROC; Dân tiền 656 niên
Nanakshahi calendar	−212
Thai solar calendar	1798–1799
Tibetan calendar	Âm mộc thỏ niên; (female Wood-Rabbit); 1382 or 1001 or 229; — to —; Dương hỏa long niên; (male Fire-Dragon); 1383 or 1002 or 230

Millennium:	2nd millennium
Centuries:	12th century–13th century–14th century
Decades:	1220s1230s1240s–1250s–1260s1270s1280s
Years:	125312541255–1256–125712581259

1256(MCCLVI) was aleap year starting on Saturdayof theJulian calendar,the 1256th year of theCommon Era(CE) andAnno Domini(AD) designations, the 256th year of the2nd millennium,the 56th year of the13th century,and the 7th year of the1250sdecade. As of the start of 1256, the Gregorian calendar was 7 days ahead of the Julian calendar, which was the dominant calendar of the time.

Events

May 4–Pope Alexander IVissues apapal bullLicet ecclesiae catholicaeconstituting theAugustinian monastic orderatLecceto Monastery.
The city ofLviv,in present-dayUkraine,is founded byDanylo King of Rus.
Theodore II Lascaris,Byzantine Emperor(in exile in theEmpire of Nicaea), successfully concludes a military campaign started a year earlier to recoverThracefrom theBulgarians.

Abingdon School is founded. Roger Bacon becomes a Franciscan Friar.

October –MongolcommanderBaiju(operating underHulagu Khan's command) leads his forces in a victory overKay Ka'us IIof theSultanate of Rüm,thereby capturingAnatolia.
December 15–Hulagu Khancaptures and destroys theHashshashinstronghold atAlamutin present-dayIran.
Hulagu Khan establishes theIlkhanatedynasty ofPersia,which will become one of four main divisions of theMongol Empire.
The JapaneseKenchōera ends, and theKōgenera begins.