Many Han Chinese and Khitan defected to the Mongols to fight against the Jin. Two Han Chinese leaders, Shi Tianze, Liu Heima (Liu Hei Ma , Liu Ni), and the Khitan Xiao Zhala (Xiao Zha La ) defected and commanded the 3 Tumens in the Mongol army. Liu Heima and Shi Tianze served Ogodei Khan. Liu Heima and Shi Tianxiang led armies against Western Xia for the Mongols. There were 4 Han Tumens and 3 Khitan Tumens, with each Tumen consisting of 10,000 troops. The three Khitan Generals Shimobeidier (Shi Mo Bei Die Er ), Tabuyir (Ta Bu Yi Er ) and Xiaozhacizhizizhongxi (Xiao Zha Ci Zhi Zi Zhong Xi ) commanded the three Khitan Tumens and the four Han Generals Zhang Rou, Yan Shi, Shi Tianze, and Liu Heima commanded the four Han tumens under Ogodei Khan.
How many soldiers were in each Tumen?
10,000
There were 4 Han Tumens and 3 Khitan Tumens, with each Tumen consisting of 10,000 troops.
each Tumen