辽沈战役
During the Chinese Civil War, Ulanhu was one of the commanders of the Pingjin Campaign and the Liaoshen Campaign, he also led his Communist forces to destroy the local bandits and anti-communist forces in Mongolia. Ulanhu was instrumental in bringing Inner Mongolia under the control of the Communist Party of China and was elected the Acting Governor and founding Chairman of the Autonomous Government of Inner Mongolia in 1947. Inner Mongolia was the first of five recognized autonomous regions in China. In September 1954, Ulanhu was named Vice-Premier, ranking eighth.