1248

This article is about the year 1248.

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1210s  1220s  1230s  – 1240s –  1250s  1260s  1270s
Years:	1245 1246 1247 – 1248 – 1249 1250 1251

1248 by topic

Politics

State leaders – Sovereign states

Birth and death categories

Births – Deaths

Establishments and disestablishments categories

Establishments – Disestablishments

Art and literature

1248 in poetry

1248 in other calendars

Gregorian calendar	1248 MCCXLVIII
Ab urbe condita	2001
Armenian calendar	697 ԹՎ ՈՂԷ
Assyrian calendar	5998
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	1170–1171
- Kali Yuga	4349–4350
Holocene calendar	11248
Igbo calendar	248–249
Iranian calendar	626–627
Islamic calendar	645–646
Japanese calendar	Hōji 2 (宝治２年)
Julian calendar	1248 MCCXLVIII
Korean calendar	3581
Minguo calendar	664 before ROC 民前664年
Thai solar calendar	1790–1791

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

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 collapsed, in one of the largest historical rock slope failures known in Europe.
• 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.
• Construction on the Alhambra palace in Granada, Spain, is begun by the Nasrid dynasty.
• The University of Piacenza is founded in Italy.
• Approximate date – History of the Aztecs: The Mexica tribe, predecessors of the Aztec people, arrive at Chapultepec (in modern-day Mexico City).

Births

• Blanche of Artois, queen consort and regent of Navarre (approximate date) (d. 1302)
• Robert II, Duke of Burgundy (d. 1306)
• King Charles II of Naples (approximate date)
• Peter Olivi, Franciscan theologian

Deaths

• January 4 – King Sancho II of Portugal
• February 1 – Henry II, Duke of Brabant (b. 1207)
• June 11 – Adachi Kagemori, Japanese samurai
• Güyük Khan, ruler of the Mongol Empire
• Harald Olafsson, King of Mann and the Isles and his wife, Cecilia, daughter of Haakon Haakonarson, King of Norway. The two were newlyweds who drowned near Shetland on their return to Kingdom of Mann and the Isles.
• Subutai, Mongol general