Year 1252 ( MCCLII) was a

leap year starting on Monday A leap year starting on Monday is any year with 366 days (i.e. it includes February 29, 29 February) that begins on Monday, 1 January, and ends on Leap year starting on Tuesday, Tuesday, 31 December. Its dominical letters hence are GF. The most rec ...

of the

Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...

Events

By place

Europe

April 6 Events Pre–1600 *46 BC – Julius Caesar defeats Caecilius Metellus Scipio and Marcus Porcius Cato (Cato the Younger) at the Battle of Thapsus. * 402 – Stilicho defeats the Visigoths under Alaric in the Battle of Pollentia. * ...

– Saint Peter of Verona is assassinated by Carino of Balsamo. *

May 15 Events Pre-1600 * 221 – Liu Bei, Chinese warlord, proclaims himself emperor of Shu Han, the successor of the Han dynasty. * 392 – Emperor Valentinian II is assassinated while advancing into Gaul against the Frankish usurpe ...

–

Pope Innocent IV Pope Innocent IV (; – 7 December 1254), born Sinibaldo Fieschi, was head of the Catholic Church and ruler of the Papal States from 25 June 1243 to his death in 1254. Fieschi was born in Genoa and studied at the universities of Parma and Bolo ...

issues the

papal bull A papal bull is a type of public decree, letters patent, or charter issued by the pope of the Catholic Church. It is named after the leaden Seal (emblem), seal (''bulla (seal), bulla'') traditionally appended to authenticate it. History Papal ...

'' Ad exstirpanda'', which authorizes the

torture Torture is the deliberate infliction of severe pain or suffering on a person for reasons including corporal punishment, punishment, forced confession, extracting a confession, interrogational torture, interrogation for information, or intimid ...

heretic Heresy is any belief or theory that is strongly at variance with established beliefs or customs, particularly the accepted beliefs or religious law of a religious organization. A heretic is a proponent of heresy. Heresy in Christianity, Judai ...

s in the

Medieval Inquisition The Medieval Inquisition was a series of Inquisitions (Catholic Church bodies charged with suppressing heresy) from around 1184, including the Episcopal Inquisition (1184–1230s) and later the Papal Inquisition (1230s). The Medieval Inquisition ...

. Torture quickly gains widespread usage across

Catholic The Catholic Church (), also known as the Roman Catholic Church, is the List of Christian denominations by number of members, largest Christian church, with 1.27 to 1.41 billion baptized Catholics Catholic Church by country, worldwid ...

Europe Europe is a continent located entirely in the Northern Hemisphere and mostly in the Eastern Hemisphere. It is bordered by the Arctic Ocean to the north, the Atlantic Ocean to the west, the Mediterranean Sea to the south, and Asia to the east ...

. *

June 1 Events Pre-1600 * 1252 – Alfonso X is proclaimed king of Castile and León. * 1298 – Residents of Riga and the Grand Duchy of Lithuania defeat the Livonian Order in the Battle of Turaida. * 1495 – A monk, John Cor, rec ...

–

Alfonso X Alfonso X (also known as the Wise, ; 23 November 1221 – 4 April 1284) was King of Castile, León and Galicia from 1 June 1252 until his death in 1284. During the election of 1257, a dissident faction chose him to be king of Germany on 1 Ap ...

is proclaimed king of Castile and León. *

July July is the seventh month of the year in the Julian calendar, Julian and Gregorian calendars. Its length is 31 days. It was named by the Roman Senate in honour of Roman general Julius Caesar in 44 B.C., being the month of his birth. Before the ...

– The settlement of

Stockholm Stockholm (; ) is the Capital city, capital and List of urban areas in Sweden by population, most populous city of Sweden, as well as the List of urban areas in the Nordic countries, largest urban area in the Nordic countries. Approximately ...

Sweden Sweden, formally the Kingdom of Sweden, is a Nordic countries, Nordic country located on the Scandinavian Peninsula in Northern Europe. It borders Norway to the west and north, and Finland to the east. At , Sweden is the largest Nordic count ...

is founded, by

Birger Jarl Birger Jarl or Birger Magnusson (21 October 1266) was a Swedish statesman and regent, ''Swedish jarls, jarl'', and a member of the House of Bjälbo, who played a pivotal role in consolidating Sweden after the civil wars between the House of Eri ...

. *

December 25 Events Pre-1600 * 36 – Forces of Emperor Guangwu of the Eastern Han, under the command of Wu Han, conquer the separatist Chengjia empire, reuniting China. * 274 – A temple to Sol Invictus is dedicated in Rome by Emperor Aurelian. ...

– Christopher I of Denmark is crowned King of

Denmark Denmark is a Nordic countries, Nordic country in Northern Europe. It is the metropole and most populous constituent of the Kingdom of Denmark,, . also known as the Danish Realm, a constitutionally unitary state that includes the Autonomous a ...

, in the Lund Cathedral. * The Polish land of Lebus is incorporated into the German state of

Brandenburg Brandenburg, officially the State of Brandenburg, is a States of Germany, state in northeastern Germany. Brandenburg borders Poland and the states of Berlin, Mecklenburg-Vorpommern, Lower Saxony, Saxony-Anhalt, and Saxony. It is the List of Ger ...

, marking the start of Brandenburg's expansion into previously Polish areas (

Neumark The Neumark (), also known as the New March () or as East Brandenburg (), was a region of the Margraviate of Brandenburg and its successors located east of the Oder River in territory which became part of Poland in 1945 except some villages o ...

). * The

Lithuania Lithuania, officially the Republic of Lithuania, is a country in the Baltic region of Europe. It is one of three Baltic states and lies on the eastern shore of the Baltic Sea, bordered by Latvia to the north, Belarus to the east and south, P ...

n city of

Klaipėda Klaipėda ( ; ) is a city in Lithuania on the Baltic Sea coast. It is the List of cities in Lithuania, third-largest city in Lithuania, the List of cities in the Baltic states by population, fifth-largest city in the Baltic States, and the capi ...

(''Memel'') is founded by the

Teutonic Knights The Teutonic Order is a Catholic religious institution founded as a military society in Acre, Kingdom of Jerusalem. The Order of Brothers of the German House of Saint Mary in Jerusalem was formed to aid Christians on their pilgrimages to t ...

. * The town and monastery of

Orval Abbey Orval Abbey (Abbaye Notre-Dame d'Orval) is a Cistercian monastery founded in 1132 in the Gaume region of Belgium, located in Villers-devant-Orval, part of Florenville, Wallonia in the province of Luxembourg. The abbey is well known for its hist ...

Belgium Belgium, officially the Kingdom of Belgium, is a country in Northwestern Europe. Situated in a coastal lowland region known as the Low Countries, it is bordered by the Netherlands to the north, Germany to the east, Luxembourg to the southeas ...

burn to the ground; rebuilding takes 100 years. *

Thomas Aquinas Thomas Aquinas ( ; ; – 7 March 1274) was an Italian Dominican Order, Dominican friar and Catholic priest, priest, the foremost Scholasticism, Scholastic thinker, as well as one of the most influential philosophers and theologians in the W ...

travels to the

University of Paris The University of Paris (), known Metonymy, metonymically as the Sorbonne (), was the leading university in Paris, France, from 1150 to 1970, except for 1793–1806 during the French Revolution. Emerging around 1150 as a corporation associated wit ...

, to begin his studies there for a

master's degree A master's degree (from Latin ) is a postgraduate academic degree awarded by universities or colleges upon completion of a course of study demonstrating mastery or a high-order overview of a specific field of study or area of professional prac ...

. * In

astronomy Astronomy is a natural science that studies celestial objects and the phenomena that occur in the cosmos. It uses mathematics, physics, and chemistry in order to explain their origin and their overall evolution. Objects of interest includ ...

, work begins on the recording of the Alfonsine tables.

Asia

* The classic Japanese text ''Jikkunsho'' is completed. * The Chinese era ''Chunyou'' ends. * The

Mongols Mongols are an East Asian ethnic group native to Mongolia, China ( Inner Mongolia and other 11 autonomous territories), as well as the republics of Buryatia and Kalmykia in Russia. The Mongols are the principal member of the large family o ...

take the westernmost province of the

Song dynasty The Song dynasty ( ) was an Dynasties of China, imperial dynasty of China that ruled from 960 to 1279. The dynasty was founded by Emperor Taizu of Song, who usurped the throne of the Later Zhou dynasty and went on to conquer the rest of the Fiv ...

empire.

Births

March 25 Until 1752 it was the official date of the beginning of the year in England and its dominions (in the Julian calendar). Events Pre-1600 * 410 – The Southern Yan capital of Guanggu falls to the Jin dynasty general Liu Yu, ending th ...

–

Conradin Conrad III (25 March 1252 – 29 October 1268), called ''the Younger'' or ''the Boy'', but usually known by the diminutive Conradin (, ), was the last direct heir of the House of Hohenstaufen. He was Duke of Swabia (1254–1268) and nominal King ...

, Duke of Swabia (d. 1268) *

Safi-ad-din Ardabili Safi-ad-Din Ardabili ( ''Ṣāfī ad-Dīn Isḥāq Ardabīlī''; 1252/3 – 1334) was a poet, Mysticism, mystic, teacher and Sufism, Sufi master. He was the son-in-law and spiritual heir of the Sufi master Zahed Gilani, whose order—the Zahediye ...

, Persian Sufi leader *

Eleanor de Montfort, Princess of Wales Eleanor de Montfort, Princess of Wales and Lady of Snowdon (1252 – 19 June 1282) was an English noblewoman and Welsh princess through her marriage to Llywelyn ap Gruffudd, who was List of rulers of Gwynedd, Prince of Gwynedd, and later, Prince ...

, English-born consort (d. 1282)

Deaths

January 1 January 1 is the first day of the calendar year in the Gregorian Calendar; 364 days remain until the end of the year (365 in leap years). This day is also known as New Year's Day since the day marks the beginning of the year. __TOC__ Events ...

– Saint

Zdislava Berka Zdislava Berka, TOSD (also known as Zdislava of Lemberk; 1220–1252) was a Czech Dominican tertiary and philanthropist. She was a wife, mother, and one of the earliest lay Dominicans. She was canonized in 1995. Life Zdislava was from the tow ...

, Bohemian lay Dominican benefactress *

January 23 Events Pre-1600 * 393 – Roman emperor Theodosius I proclaims his eight-year-old son Honorius co-emperor. * 971 – Using crossbows, Song dynasty troops soundly defeat a war elephant corps of the Southern Han at Shao. * 1229 ...

– Isabella, Queen of Armenia *

January January is the first month of the year in the Julian calendar, Julian and Gregorian calendars. Its length is 31 days. The first day of the month is known as New Year's Day. It is, on average, the coldest month of the year within most of the No ...

– Bohemond V, Prince of Antioch *

February 3 Events Pre-1600 * 1047 – Drogo of Hauteville is elected as count of the Apulian Normans during the Norman conquest of Southern Italy. * 1112 – Ramon Berenguer III, Count of Barcelona, and Douce I, Countess of Provence, marry, u ...

– Sviatoslav III of Vladimir, Prince of Novgorod (b. 1196) *

April 1 Events Pre-1600 * 527 – Byzantine Emperor Justin I names his nephew Justinian I as co-ruler and successor to the throne. * 1081 – Alexios I Komnenos overthrows the Byzantine emperor Nikephoros III Botaneiates, and, after his tro ...

–

Kujō Michiie Kujō Michiie (九条道家) (28 July 1193 — 1 April 1252) was a Japanese regent in the 13th century. He was the father of Kujō Yoritsune and grandson of Kujō Kanezane (also known as Fujiwara no Kanezane). He was the father of Norizane an ...

, Japanese regent *

– Saint Peter of Verona *

May 3 Events Pre-1600 * 752 – Mayan king Bird Jaguar IV of Yaxchilan in modern-day Chiapas, Mexico, assumes the throne. * 1481 – The largest of three earthquakes strikes the island of Rhodes and causes an estimated 30,000 casualties ...

May 4 Events Pre-1600 * 1256 – The Augustinian monastic order is constituted at the Lecceto Monastery when Pope Alexander IV issues a papal bull ''Licet ecclesiae catholicae''. * 1415 – Religious reformer John Wycliffe is condemned a ...

– Günther von Wüllersleben, Grand Master of the Teutonic Knights *

May 30 Events Pre-1600 * 70 – Siege of Jerusalem: Titus and his Roman legions breach the Second Wall of Jerusalem. Jewish defenders retreat to the First Wall. The Romans build a circumvallation, cutting down all trees within . * 1381 – ...

– King

Ferdinand III of Castile Ferdinand III (; 1199/120130 May 1252), called the Saint (''el Santo''), was King of Castile from 1217 and King of León from 1230 as well as King of Galicia from 1231. He was the son of Alfonso IX of León and Berengaria of Castile. Through his ...

and Leon *

June 6 Events Pre-1600 * 913 – Constantine VII, the eight-year-old illegitimate son of Leo VI the Wise, becomes nominal ruler of the Byzantine Empire under the regency of a seven-man council headed by Patriarch Nicholas Mystikos, appointe ...

– Robert Passelewe, Bishop of Chichester *

June 9 Events Pre-1600 * 411 BC – The Athenian coup succeeds, forming a short-lived oligarchy. * 53 – The Roman emperor Nero marries Claudia Octavia. * 68 – Nero dies by suicide after quoting Vergil's ''Aeneid'', thus ending the J ...

– Otto I, Duke of Brunswick-Lüneburg *

June 29 Events Pre-1600 * 226 – Cao Rui succeeds his father as emperor of Wei. * 1149 – Raymond of Poitiers is defeated and killed at the Battle of Inab by Nur ad-Din Zangi. * 1170 – A major earthquake hits Syria, badly damagi ...

– Abel, King of Denmark (b. 1218) *

August 1 Events Pre-1600 * 30 BC – Octavian (later known as Augustus) enters Alexandria, Egypt, bringing it under the control of the Roman Republic. *AD 69 – Batavian rebellion: The Batavians in Germania Inferior (Netherlands) revolt u ...

–

Giovanni da Pian del Carpine Giovanni da Pian del Carpine (or Carpini; anglicised as ''John of Plano Carpini''; – 1 August 1252) was a medieval Italian diplomat, Catholic archbishop, explorer and one of the first Europeans to enter the court of the Great Khan of t ...

, Italian chronicler of the Mongol Empire *

November 27 Events Pre-1600 * AD 25 – Luoyang is declared capital of the Eastern Han dynasty by Emperor Guangwu of Han. * 176 – Emperor Marcus Aurelius grants his son Commodus the rank of " Imperator" and makes him Supreme Commander of th ...

– Blanche of Castile, queen of

Louis VIII of France Louis VIII (5 September 1187 8 November 1226), nicknamed The Lion (), was King of France from 1223 to 1226. As a prince, he invaded Kingdom of England, England on 21 May 1216 and was Excommunication in the Catholic Church, excommunicated by a ...

and regent of France (b. 1188) * ''date unknown'' ** John of Basingstoke, English scholar and ecclesiastic ** Henry I, Count of Anhalt **

Sorghaghtani Beki Sorghaghtani Beki (; ) or Bekhi ('' Bek(h)i'' is a title), also written Sorkaktani, Sorkhokhtani, Sorkhogtani, Siyurkuktiti ( – 1 March 1252), posthumous name Empress Xianyi Zhuangsheng ( and Persian: سرقویتی بیگی, ''Sorghoiti'' '' ...

, Mongolian empress and regent ** Catherine Sunesdotter, Swedish queen consort ** Yesü Möngke, Khan of the

Chagatai Khanate The Chagatai Khanate, also known as the Chagatai Ulus, was a Mongol and later Turkification, Turkicized khanate that comprised the lands ruled by Chagatai Khan, second son of Genghis Khan, and his descendants and successors. At its height in the l ...

References

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