Mongol invasions of the Levant to Genghis Khan was his son Ögedei, but the leadership was then taken by force by the descendants of Genghis' son Tolui. During the reign of Kublai Khan (son of Genghis' son Tolui), descendants of Genghis's other sons Ögedei, Chagatai, and Jochi sought to oppose the rule of Kublai. The Ilkhanate had been founded by Hulagu, another of Tolui's sons, who was therefore loyal to Kublai. The Golden Horde had been founded by Genghis' son Jochi, following the Mongol invasion of Central Asia. Genghis had designated several of the territories south of the Caucasus to Jochi, specifically Georgia, and the
The Legend of Kublai Khan while secretly building up their forces. Following Ögedei Khan's death, Töregene becomes the Regent of the Mongol Empire for some years until her son, Güyük, is elected as the new Great Khan. When Güyük dies in a conflict against his cousin Batu, his wife Qaimish takes over as the Regent for a brief period of time until Möngke becomes the new Great Khan. A few years later, after Möngke dies in a battle against the Song Empire at Diaoyu Fortress, Kublai and his younger brother Ariq Böke engage in a power struggle to seize the succession. Kublai eventually overcomes his