1248

Year 1248 (MCCXLVIII) was a leap year starting on Wednesday (link will display the full calendar) of the Julian calendar.

Millennium:	2nd millennium
Centuries:	12th century 13th century 14th century
Decades:	1220s 1230s 1240s 1250s 1260s
Years:	1245 1246 1247 1248 1249 1250 1251

1248 in various calendars

Gregorian calendar	1248 MCCXLVIII
Ab urbe condita	2001
Armenian calendar	697 ԹՎ ՈՂԷ
Assyrian calendar	5998
Balinese saka calendar	1169–1170
Bengali calendar	655
Berber calendar	2198
English Regnal year	32 Hen. 3 – 33 Hen. 3
Buddhist calendar	1792
Burmese calendar	610
Byzantine calendar	6756–6757
Chinese calendar	丁未年 (Fire Goat) 3944 or 3884     — to — 戊申年 (Earth Monkey) 3945 or 3885
Coptic calendar	964–965
Discordian calendar	2414
Ethiopian calendar	1240–1241
Hebrew calendar	5008–5009
Hindu calendars
- Vikram Samvat	1304–1305
- Shaka Samvat	1169–1170
- Kali Yuga	4348–4349
Holocene calendar	11248
Igbo calendar	248–249
Iranian calendar	626–627
Islamic calendar	645–646
Japanese calendar	Hōji 2 (宝治２年)
Javanese calendar	1157–1158
Julian calendar	1248 MCCXLVIII
Korean calendar	3581
Minguo calendar	664 before ROC 民前664年
Nanakshahi calendar	−220
Thai solar calendar	1790–1791
Tibetan calendar	阴火羊年 (female Fire-Goat) 1374 or 993 or 221     — to — 阳土猴年 (male Earth-Monkey) 1375 or 994 or 222

Events

• April 26 – The Gothic chapel Sainte-Chapelle is consecrated in Paris, France.
• August 15 – The foundation stone of Cologne Cathedral is laid, after an older cathedral on the site burns down on April 30 (construction is completed 632 years later, in 1880).
• August 25 – The Dutch city of Ommen receives city rights and fortification rights from Otto III, Archbishop of Utrecht, after it has been pillaged at least twice by a local robber baron.
• November 23 – Reconquista: King Ferdinand III of Castile recaptures the city of Seville from the Moors, ending the Siege of Seville; this year also Prince Alfonso X of Castile takes the city of Alicante.
• November 24 – In the middle of the night a mass on the north side of Mont Granier suddenly collapses, in one of the largest historical rock slope failures known in Europe.[1]

Date unknown

• King Louis IX of France launches the Seventh Crusade, setting sail with an army of 20,000 toward Egypt.
• Pope Innocent IV grants the Croats permission to use their own language and script in liturgy (see Glagolitic alphabet).
• Tallinn (Reval) converts from Riga law to Lübeck law.
• Roger Bacon publishes the formula for black powder in Europe.
• Approximate date – History of the Aztecs: The Mexica tribe, predecessors of the Aztec people, arrive at Chapultepec (in modern-day Mexico City).
• Tezcapoctzin becomes Ruler of the City-state Azcapotzalco at the Valley of Mexico

Births

• Blanche of Artois, queen consort and regent of Navarre (approximate date) (d. 1302)
• Robert II, Duke of Burgundy (d. 1306)
• Peter Olivi, Franciscan theologian (d. 1298)
• Isabella of Aragon, queen of Philip III of France (d. 1271)

Deaths

• January 4 – King Sancho II of Portugal (b. 1209)
• February 1 – Henry II, Duke of Brabant (b. 1207)
• March 27 – Maud Marshal, English countess (b. 1192)
• April 20 – Güyük Khan, ruler of the Mongol Empire (b. 1206)
• June 11 – Adachi Kagemori, Japanese samurai

• Haraldr Óláfsson, King of Mann and the Isles and his wife, Cecilía, daughter of Hákon Hákonarson, King of Norway (the two were newlyweds who drowned near Shetland, on their return to the Kingdom of Mann and the Isles from Norway)
• Subutai, Mongol general

References

1. Fort, Monique; et al. (2009), "Geomorphic impacts of large and rapid mass movements: a review", Géomorphologie, retrieved August 25, 2015