In Russia, their leader Uleg Beg founded the Golden Horde.
Under the leadership of Kitbuqa, this group was defeated by Baybars at Ayn Jalut, while another group of these people destroyed Alamut, the headquarters of the Assassins, and killed al-Mustasim to end the Abbasid dynasty. The Ilkhan dynasty was founded by Hulagu, one of their leaders, while another, Mongke, began their successful war against the Song dynasty. In Russia, their leader Uleg Beg founded the Golden Horde. For 10 points, name these people who ruled as the Yuan Dynasty in China under the leadership of Kublai Khan.
Under the leadership of Kitbuqa, this group was defeated by Baybars at Ayn Jalut, while another group of these people destroyed Alamut, the headquarters of the Assassins, and killed al-Mustasim to end the Abbasid dynasty.
{Mongols}