1230s

Millennium:	2nd millennium
Centuries:	12th century – 13th century – 14th century
Decades:	1200s 1210s 1220s – 1230s – 1240s 1250s 1260s
Years:	1230 1231 1232 1233 1234 1235 1236 1237 1238 1239
1230s-related categories:	Births – Deaths – By country Establishments – Disestablishments

This is a list of events occurring in the 1230s, ordered by year.

By area

Africa

• Sundiata starts to rule in Mali (approximate date).
• In the West African village of Siby, Sundiata Keita, founder of the Mali Empire, forces the Malinkés to bind themselves to each other by oath.

Asia

• August 10–12 – Sultan Kayqubad I of Rum defeats Shah Jalal ad-Din of Persia in the Battle of Yassıçemen, ending the Khwarazmian dynasty

Europe

• March 9 – Bulgarian tsar Ivan Asen II defeats the Emperor of Thessalonica Theodore Komnenos Doukas at the Battle of Klokotnitsa. In its aftermath, Bulgaria quickly extends its control over most of Theodore's domains in Thrace, Macedonia, and Albania. The Latin Duchy of Philippopolis and the independent principality of Alexius Slav are also captured and annexed into Bulgaria.

• Iberian Peninsula: Alfonso IX defeats Ibn Hud al-Yamani (known as Almogàver by the Christians) at the battle of Alange. This success opens the road to Badajoz to the Leonese troops. The Portuguese king Sancho II continues his offensive southward and takes Beja, Juromenha, Serpa and Moura.
• September 24 – The Kingdoms of León and Galicia unite with the Kingdoms of Castile and Toledo under Ferdinand III.
• The Teutonic Knights are invited into Prussia to forcibly convert the Prussians and Yatvags to Christianity.

By topic

Arts

• The Carmina Burana poetry and song collection is created (approximate date).

By area

Asia

• April 9 – After a bizarre weather phenomena of yellowish clouds and dust chokes the air around Hangzhou, Song Dynasty, China, obscuring the sky and sun, a fire breaks out at night in the southeast of the city, which continues into the next day. Fighting the flames is difficult due to limited visibility. When the fires are extinguished, it is discovered that an entire district of some 10,000 houses in the southeast of the city were consumed by the flames.
• Mongol troops cross the Yalu River into Korea, then under the Goryeo Kingdom.

Europe

• Italy: Emperor Frederick II promulgates the Constitutions of Melfi (also known as Liber Augustalis), a collection of laws for Sicily.
• Llywelyn the Great launches a campaign against the Norman lordships in Wales.
• Spain: The Castillans reconquer the city of Quesada.

By topic

Religion

• Ardengus becomes bishop of Florence.

By area

Africa

• The Almohad army besieges Ceuta where Abu Musa, the rebellious brother of the caliph, has received shelter and the support of the population. The Genoese rent a part of their fleet to the rebels who successfully resist the forces of the caliph. The consequences of this revolt are threefold: the city becomes de facto independent from the Almohads, but its reliance on the Italian maritime powers increases and the trans-Saharan trade routes begin to shift eastward due to the local turmoil.

Asia

• The first edition of Tripitaka Koreana is destroyed by Mongol invaders.
• April 8 – The Jin dynasty in China defend their capital against the Mongol siege on Kaifeng during the Mongol–Jin War. The battle involves the use of rockets.

Europe

• June 15 – Battle of Agridi: Henry I of Cyprus defeats the armies of Frederick II.
• Spain: Muhammad Ibn Yusuf Ibn Nasr rebels against the independent ruler of al-Andalus, Ibn Hud al-Yadami and takes control of the city of Arjona. This is the foundation of the Nasrid dynasty.
• Italy: Pope Gregory IX, driven from Rome by a revolt, takes refuge at Anagni.
• Holy Roman Emperor Frederick II promulgates the Statutum in favorem principum.

By topic

Markets

• The northern French city of Troyes issues its first recorded life annuities, confirming the trend of consolidation of local public debts initiated in 1218 by the neighboring city of Reims.

Religion

• May 30 – Anthony of Padua is canonized by Pope Gregory IX at Spoleto less than a year after his death; he becomes the patron saint of lost items.

By area

Asia

• February 26 – Mongol–Jin War: The Mongols capture Kaifeng, the capital of the Jin dynasty, after besieging it for months.
• December – Mongol siege of Caizhou begins.

Europe

• Winter – Spain: after the loss of Trujillo and Úbeda, Ibn Hud al-Yamadi has to demand a truce to the king of Castile Ferdinand III.
• The Castilian troops besiege the Muslim-held city of Peniscola.
• The rebellious city of San Severo is destroyed by Frederick II, Holy Roman Emperor.
• Elburg and Gendt get their city rights.
• Amadeus IV becomes count of Savoy.
• Pope Gregory IX forbids Jews to employ Christian servants.

By topic

Religion

• Mustansiriya Madrasah is founded in Baghdad.

By area

Africa

• The Manden region rises against the Kaniaga kingdom. This is the beginning of a process that will lead to the rise of the Mali empire.

Asia

• February 9 – Mongol conquest of the Jin dynasty: In the Siege of Caizhou, Song Dynasty Chinese and Mongolian armies occupy the Jurchen capital at Caizhou and the Emperor Aizong of Jin commits suicide, marking the collapse of the Jin dynasty.

Europe

• Upon the death of Knut Långe, the deposed Erik Eriksson returns as king of Sweden, possibly after a small war between the two of them. It is also possible that Knut dies of natural causes and Erik peacefully then returns as king.
• Pope Gregory IX calls for a crusade against Bosnia, and replaces the Bogumil Bosnian Bishop with a Catholic Dominican German, Johann.
• King Andrew II of Hungary proclaims herzeg Coloman as Ban of Bosnia, who passes it on to Prijezda, a cousin of Ban Matej Ninoslav (1234 to 1239), despite Matej being the legitimate Ban of Bosnia.
• Sancho II of Portugal conquers the cities of Aljustrel and Mértola over the Muslims.

By topic

• Saint Dominic is canonized.
• Pope Gregory IX releases the Nova Compilatio Decretalium.

1235

• Final conquest of Connacht in Ireland by the Hiberno-Norman Richard Mór de Burgh. Felim Ua Conchobair is expelled.
• A general inquisition begins in France.
• The Byzantine emperor John III Doukas Vatatzes and the Bulgarian tsar Ivan Asen II besiege Constantinople in an attempt to take it from its Latin rulers, John of Brienne and Baldwin II. Angelo Sanudo successfully negotiates a 2-year truce.
• Elizabeth of Hungary (d. 1231) is canonized by Pope Gregory IX.
• A Chinese text of this year records that Hangzhou City, the capital of the Song Dynasty, held various social clubs that included a West Lake Poetry Club, the Buddhist Tea Society, the Physical Fitness Club, the Anglers' Club, the Occult Club, the Young Girls' Chorus, the Exotic Foods Club, the Plants and Fruits Club, the Antique Collectors' Club, the Horse-Lovers' Club, and the Refined Music Society.
• Probable date – The Lancaster Royal Grammar School is founded in England.
• Approximate date – Battle of Kirina: Mandinka prince Sundiata Keita defeats Sosso king Soumaoro Kanté, beginning the Mali Empire. By tradition, the Manden Charter, a constitution, is proclaimed in Kouroukan Fouga.

By area

Africa

• Kouroukan Fouga, the constitution of the Mali Empire, is created.

Asia

• May 1 – Razia Sultana is the designated successor of her father to the Delhi Sultanate.
• Only 4 of 58 districts in Sichuan, China, are captured from the Southern Song by the Mongols under Ögedei Khan. The population of Chengdu, roughly one million inhabitants, is summarily slaughtered after the Mongols take the city with little effort.

Europe

• January 14 – Henry III of England marries Eleanor of Provence.
• June 29 – Córdoba, Andalusia, is taken by Castilian troops from the emir Ibn Hud al-Yamadi as part of the Reconquista of the Iberian Peninsula. The Great Mosque here becomes wholly a Roman Catholic cathedral.
• September 22 – Battle of Saule: The Lithuanians and Semigallians defeat the Livonian Brothers of the Sword.
• Volga Bulgaria is conquered by the Mongol Batu Khan.
• A tournament at Tickhill in England turns into a battle between northerners and southerners, but peace is restored by the papal legate.

By topic

Arts

• May 6 – Roger of Wendover, Benedictine monk and chronicler of St. Albans Abbey dies. His chronicle is continued by Matthew Paris.

Markets

• A drought causes the harvest to fail and leads to one of the great famines of the century in Europe.

Religion

• Alexander of Hales enters the Franciscan Order.

1237

• Thomas II of Savoy becomes count of Flanders.
• Elbing is founded in the State of the Teutonic Order. Today Elbląg in Poland.
• After turning aside south for 15 years to invade the Caucasus, Asia Minor and Persia—united now under Batu Khan with representatives of all 4 khanates leading 150,000 Mongol, Turkish and Persian troops into Europe, resume the European invasion with the resumption of Mongol invasion of Rus' foreshadowed by.
• December 21 – Mongol invasion of Rus': Sack of Ryazan.
• Gualdo Tadino, Italy, is destroyed by fire.
• The County of Artois is founded in France.
• Baldwin II becomes Latin Emperor of Constantinople.
• Conrad IV of Germany becomes King of Germany.
• Livonian Crusade: After their defeat in the Battle of Saule, the Livonian Brothers of the Sword are absorbed into the Teutonic Order as the autonomous Livonian Order. Beginning of Estonian rebellion on Saaremaa island.
• Battle of Cortenuova: Frederick II, Holy Roman Emperor defeats the Lombard League.
• A major fire destroys some 30,000 dwellings in the Chinese capital city of Hangzhou.
• September 25 – England and Scotland sign the Treaty of York, establishing the location of their common border.

By place

Europe

• March 4 – Mongol invasion of Rus – Battle of the Sit River: The Mongol Hordes of Batu Khan defeat the Rus' under Yuri Vsevolodovich of Vladimir-Suzdal.
• August 21 – Battle of Örlygsstaðir: Sighvatr Sturluson and Sturla Sighvatsson are defeated by Kolbeinn ungi Arnórsson and Gissur Þorvaldsson for control of Iceland.
• September 28 – James I of Catalonia captures the city of Valencia from the Moors, who retreat to Granada.
• The seat of the Patriarch of Aquileia is transferred to Udine.
• Simon de Montfort marries Eleanor, sister of Henry III of England.
• The Livonian Order gives Northern Estonia back to Denmark with the Treaty of Stensby.
• The Mongols seize Moscow, at the time a small town.
• Peterborough Cathedral is consecrated.
• Founder of the Nasrid dynasty, Mohammed I ibn Nasr, begins Alhambra complex on the site of a pre-Islamic fortress.
• Thowadra Monastery is founded in Bhutan.

Asia

• The Khmers are expelled from Luang Phrabang in Laos.
• The Sukhothai kingdom is founded in Thailand.

1239

• March 20 – Pope Gregory IX excommunicates Frederick II, Holy Roman Emperor.
• November – the pope grants the status of Crusade to king of Castile's ongoing invasion of the muslim kingdom of Murcia.
• Frederick II, Holy Roman Emperor conducts the Siege of Faenza.
• The main tower of Lincoln Cathedral in England collapses.
• Foundation of Netley Abbey in England.
• Mongol invasion of Rus is in progress, bringing with it a pandemic of Rinderpest.