soldiers prisoner, including 131 knights and five counts with Ferdinand, Renaud I and William Longespée among them. September 18 – Treaty of Chinon: John (Lackland) makes a truce with Philip II at the Castle of Chinon, and recognizes the Capetian (French) territorial gains at the expense of the Angevin Empire. October 5 – Upon the death of their father, King Alfonso VIII (the Noble), and of their mother, Eleanor of England on October 31, Berenguela becomes regent of her 10-year-old brother, Henry I. November 20 – A group of English nobles, after finding a copy of the Charter of Liberties, swear an oath at the altar of Bury St. Edmunds, to force John (Lackland) to acknowledge their rights. December 4 – King William the Lion dies after a 49-year reign at Stirling. He is succeeded by his son, Alexander II, who is crowned as ruler of Scotland at Scone (until 1249). Asia Spring – Emperor Xuan Zong of the Jurchen-led Chinese Jin Dynasty surrenders to the Mongols under Genghis khan – who have besieged the capital of Zhongdu (modern-day Beijing) for a year. He is forced to pay tribute (including some 3,000 horses, 10,000 'bolts' of silk and his daughter), along with subjugation to the Mongol Khan. Xuan Zong abandons northern China and moves his court to Kaifeng. After securing all Jin lands north of the Yellow River, Genghis Khan receives a message that Xuan Zong has moved his capital to Kaifeng. He returns to Zhongdu and precedes the city with the help of thousands of Chinese engineers. The Mongols starve the city out (the inhabitants are forced to eat the dead). The garrison, with a short supply of ammunition for the cannons holds out for the winter. In his campaigns in Liaodong, the Mongol general Muqali (or Mukhali) forms a newly Khitan-Chinese army and a special corps of some 12,000 Chinese auxiliary troops. By topic Education June 20 – A papal ordinance defines the rights of the scholars at the University of Oxford in England. Religion April 13 – Simon of Apulia is elected bishop of Exeter in England (approximate date). Births April 25 – Louis IX (the Saint), king of France (d. 1270) July 29 – Sturla Þórðarson, Icelandic chieftain (d. 1284) Albert of Bergamo, Italian Dominican monk (d. 1279) Al-Qurtubi, Moorish scholar, jurist and writer (d. 1273) Isabella of England, Holy Roman Empress (d. 1241) Ottaviano degli