Khochu, died in 1240 during the campaign in Song China.
Conflict with the Song China
In a series of razzias from 1235 to 1245, the Mongols commanded by Ögedei's sons penetrated deep into the Song Dynasty and reached Chengdu, Xiangyang and Yangtze River. But they could not succeed in completing their conquest due to climate and number of the Song troops, and Ögedei's son Khochu died in the process. In 1240, Ögedei's other son Khuden dispatched a subsidiary expedition to Tibet. The situation between the two nations worsened when the Song officers murdered Ögedei's envoys headed by Selmus.<ref>Herbert Franke, Denis Twitchett, John King Fairbank The Cambridge History of China: Volume 6, Alien Regimes and Border States, p.263</ref>
The Mongol expansion throughout the Asian continent under the leadership of Ögedei helped bring political stability and re-establish the Silk Road, the primary trading route between East and West.
Children of Ogedai Khan
He had 7 sons: