at Quanzhou, due to his effort in defeating pirates. Africa April 8 – Battle of Fariskur: Louis IX (the Saint) is captured by Baibars' Mamluk army while he is in Egypt conducting the Seventh Crusade; he later has to ransom himself. April 30 – King Louis IX (the Saint) is released by his Egyptian captors after paying a ransom of one million dinars and turning over the city of Damietta. May 2 – Al-Muazzam Turanshah, Ayyubid ruler of Egypt, is murdered, ending effective Ayyubid Dynasty rule in the country. He is briefly succeeded by his widow, Sultana Shajar al-Durr. July 21 – Aybak becomes ruler of Egypt, beginning the Bahri Dynasty of the Mamluk Sultanate. After 5 days he stands down and the 6-year-old Al-Ashraf Musa is nominally proclaimed sultan. The Welayta state is founded in modern-day Ethiopia. In Tunis, a popular rebellion against newly arrived, wealthy and influential Andalusian refugees breaks out, and is violently put down. Oceania Samoa frees itself from Tongan rule, which begins the Malietoa dynasty in Samoa (approximate date). By topic Markets The Flemish town of Douai emits the first recorded redeemable annuities in medieval Europe, confirming a trend of consolidation of local public debt started in 1218, in Rheims. The Sienese bankers belonging to the firm known as the Gran Tavola, under the steering of the Bonsignori Brothers, become the main financiers of the Papacy. </onlyinclude> Births April 8 – John Tristan, son of Louis IX (d. 1270) Adolf II of Waldeck, prince-bishop of Liège (d. 1302) Agnes of Baden, German noblewoman (d. 1295) Albert II of Saxony, German nobleman (d. 1298) Albert III, German nobleman and knight (d. 1300) Albertus de Chiavari, Italian Master General (d. 1300) Allamah al-Hilli, Persian Shia theologian (d. 1325) Asher ben Jehiel, German Jewish rabbi (d. 1327) Beatrice of Savoy, Swiss noblewoman (d. 1292) Bonconte I da Montefeltro, Italian general (d. 1289) Diether of Nassau, archbishop of Trier (d. 1307) Dmitry of Pereslavl, Kievan Grand Prince (d. 1294) Esclaramunda of Foix, queen of Majorca (d. 1315) Fra Dolcino, Italian priest and reformist (d. 1307) Grigorije II of Ras, Serbian monk-scribe (d. 1321) Guido Cavalcanti, Italian poet and writer (d. 1300) Jeanne de Montfort, Swiss noblewoman (d. 1300) John IV (Laskaris), emperor of Nicaea (d. 1305) Konrad II of Masovia, Polish nobleman (d. 1294) Margaret of Burgundy, queen of Sicily (d. 1308) Matteo I Visconti, Italian imperial vicar (d.