1235

Events

* The Normans invade Connacht.
* St. Elizabeth of Hungary is canonized by Pope Gregory IX (See 1231).
* A general inquisition begins in France.
* The Byzantine emperor John III Ducas 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.
* The Lancaster Royal Grammar School is founded.
* 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.
* Prince Sogolon Djata leads the Mandinka to victory at the Battle of Kirina against the Susu marking the birth of the Mali Empire.

Births

* Henry of Almain, King of the Romans (d. 1271)
* Pope Boniface VIII (approximate date; d. 1303)
* Dafydd ap Gruffydd, Prince of Wales (d. 1283)
* Ramon Llull, Catalan writer and philosopher (d. 1315)
* Saint Rose of Viterbo (d. 1252)
* Arnold of Villanova, Spanish alchemist and physician (d. 1311)
* Qian Xuan, Chinese painter (d. 1305)

Deaths

* January 14 - Saint Sava of Serbia (b. 1175)
* September 5 - Henry I, Duke of Brabant (b. 1165)
* October 26 - Andrew II of Hungary (b. 1175)
* Rabbi David Kimhi, Biblical commentator (b. 1160)