Abaqa on a horse. His son Arghun stands beside him under a royal umbrella, with his own son, Ghazan, in his arms. Rashid al-Din, early 14th century. Abaqa Khan (1234–1282), also Abaga or Abagha Khan, was the second Mongol ruler (Il-khan) of the Persian Ilkhanate. The son of Hulagu Khan and Yesuncin Khatun, he reigned from 1265–1282 and was succeeded by his brother Tekuder Khan.