consolidates his occupation in Syria. October – Abaqa Khan, Mongol ruler of the Ilkhanate, detaches some 10,000 horsemen from Anatolia to support Edward I (the Lord Edward) in his war against Baibars. They invade Syria and defeat Mamluk forces who protect the region around Aleppo. The Mongols plunder the cities of Maarat al-Numan and Apamea. Asia September 12 – Nichiren, Japanese Buddhist priest, is arrested by a band of soldiers and nearly beheaded. This incident, known as Hosshaku Kenpon or "casting off the transient and revealing the true," is regarded as a turning point of Nichiren's teachings within the various schools, known as Nichiren Buddhism. December 18 – Kublai Khan renames his empire "Great Yuan" (大元; dà yuán), officially marking the start of the Yuan Dynasty in China. The Nakhi Kingdom, of the northern Himalayan foothills, is annexed by the Yuan Dynasty (approximate date). By topic Religion September 1 – Pope Gregory X succeeds late Clement IV as the 184th pope of the Catholic Church, as the compromise candidate between French and Italian cardinals, ending a three-year conclave, the longest ever. Births March 13 – Judith of Habsburg, queen of Bohemia (d. 1297) March 14 – Stephen I, German nobleman and regent (d. 1310) May 25 – Shah Jalal, Indian Sufi leader and mystic (d. 1346) June 20 – John de Ferrers, English nobleman (d. 1312) September 8 – Charles Martel, king of Hungary (d. 1295) September 27 – Wenceslaus II, king of Poland (d. 1305) November 2 – Gong of Song, Chinese emperor (d. 1323) November 5 – Mahmud Ghazan, Mongol ruler (d. 1304) Awhadi Maraghai, Persian poet and mystic (d. 1338) Blanche of Brittany, French noblewoman (d. 1327) Cheng Duanli, Chinese scholar and poet (d. 1345) Cormac MacCarthy Mor, king of Desmond (d. 1359) Eifuku Mon'in, Japanese empress consort (d. 1342) Elizabeth of Aragon, queen of Portugal (d. 1336) Gerlach I, German nobleman and knight (d. 1361) Maurice de Berkeley, English nobleman (d. 1326) Mikhail Yaroslavich, Kievan Grand Prince (d. 1318) Nijō Tamemichi, Japanese poet and writer (d. 1299) Sargis II, Georgian nobleman and prince (d. 1334) Sunbi Heo, wife of Chungseon of Goryeo (d. 1335) Deaths January 17 – Joan of Chiny, French noblewoman (b. 1205) January 28 – Isabella of Aragon, queen of France (b. 1248) February 9 – Beatrix of Merania, German princess (b. 1210) March 13 – Henry of Cornwall, English nobleman (b. 1235)