1252

This article is about the year 1252. For the character encoding (codepage), see Windows-1252.

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1220s  1230s  1240s  – 1250s –  1260s  1270s  1280s
Years:	1249 1250 1251 – 1252 – 1253 1254 1255

1252 by topic

Politics

State leaders – Sovereign states

Birth and death categories

Births – Deaths

Establishments and disestablishments categories

Establishments – Disestablishments

Art and literature

1252 in poetry

1252 in other calendars

Gregorian calendar	1252 MCCLII
Ab urbe condita	2005
Armenian calendar	701 ԹՎ ՉԱ
Assyrian calendar	6002
Bengali calendar	659
Berber calendar	2202
English Regnal year	36 Hen. 3 – 37 Hen. 3
Buddhist calendar	1796
Burmese calendar	614
Byzantine calendar	6760–6761
Chinese calendar	辛亥年 (Metal Pig) 3948 or 3888     — to — 壬子年 (Water Rat) 3949 or 3889
Coptic calendar	968–969
Discordian calendar	2418
Ethiopian calendar	1244–1245
Hebrew calendar	5012–5013
Hindu calendars
- Vikram Samvat	1308–1309
- Shaka Samvat	1174–1175
- Kali Yuga	4353–4354
Holocene calendar	11252
Igbo calendar	252–253
Iranian calendar	630–631
Islamic calendar	649–650
Japanese calendar	Kenchō 4 (建長４年)
Julian calendar	1252 MCCLII
Korean calendar	3585
Minguo calendar	660 before ROC 民前660年
Thai solar calendar	1794–1795

Year 1252 (MCCLII) was a leap year starting on Monday (link will display the full calendar) of the Julian calendar.

Events

By place

Europe

• April 6 – Saint Peter of Verona is assassinated by Carino of Balsamo.
• May 15 – Pope Innocent IV issues the papal bull Ad exstirpanda, which authorizes the torture of heretics in the Medieval Inquisition. Torture quickly gains widespread usage across Catholic Europe.
• December 25 – Christopher I of Denmark is crowned King of Denmark in Lund Cathedral
• The first European gold coins are minted in the Italian city of Florence, and are known as florins.
• The Polish land of Lebus is incorporated into the German state of Brandenburg, marking the start of Brandenburg's expansion into previously Polish areas (Neumark).
• The Swedish city of Stockholm is founded by Birger Jarl.
• The Lithuanian city of Klaipėda (Memel) is founded by the Teutonic Knights.
• The town and monastery of Orval Abbey in Belgium burn to the ground; rebuilding takes 100 years.
• Thomas Aquinas travels to the University of Paris to begin his studies there for a masters degree.
• In astronomy, work begins on the recording of the Alfonsine tables.

Asia

• The classic Japanese text Jikkunsho is completed.
• The Chinese era Chunyou ends.
• The Mongols take the westernmost province of the Song dynasty empire.

Births

• March 25 – Conradin, Duke of Swabia (d. 1268)
• Safi-ad-din Ardabili, Persian Sufi leader
• Eleanor de Montfort, princess of Wales (d. 1282)

Deaths

• January – Bohemond V, Prince of Antioch
• January 23 – Isabella, Queen of Armenia
• February 3 – Sviatoslav III of Vladimir, Prince of Novgorod (b. 1196)
• March 6 – Saint Rose of Viterbo, Italian saint (b. 1235)
• April 5 – Saint Juliana of Liège
• April 6 – Saint Peter of Verona
• May 3 or May 4 – Günther von Wüllersleben, Grand Master of the Teutonic Knights
• May 30 – King Ferdinand III of Castile and Leon
• June 6 – Robert Passelewe, Bishop of Chichester
• June 9 – Otto I, Duke of Brunswick-Lüneburg
• June 29 – King Abel of Denmark (b. 1218)
• August 1 – Giovanni da Pian del Carpini, Italian chronicler of the Mongol Empire
• November 27 – Blanche of Castile, queen of Louis VIII of France and regent of France (b. 1188)
• date unknown
  • John of Basingstoke, English scholar and ecclesiastic
  • Henry I, Count of Anhalt
  • Sorghaghtani Beki, Mongolian empress and regent
  • Saint Zdislava Berka
  • Kujō Michiie, Japanese regent
  • Catherine of Ymseborg, Swedish queen consort
  • Yesu Mongke, Khan of the Chagatai Khanate