In which capacity did this person, who established the Bogd Khan puppet government, serve in the Russian Civil War?
Roman von Ungern-Sternberg Baron Roman Nicolaus Maximilian von Ungern-Sternberg (Russian: Барон Ро́берт-Ни́колай-Максими́лиан Рома́н Фёдорович фон У́нгерн-Ште́рнберг ) (10 January 1886 NS – 15 September 1921) was an anti-Bolshevik lieutenant general in the Russian Civil War and then an independent warlord whose Asiatic Cavalry Division wrested control of Mongolia from the Republic of China in 1921 after its occupation. He was often referred to as Baron Ungern, or simply Ungern.
Yulbars Khan Yulbars Khan (Uyghur: يۇلبارس خان ‎ Uyghur: يۇلۋاس خان ‎ (يولبارس خان) 'Tiger'; or ; 1888-1971), courtesy name Jingfu (景福), was a Uighur warlord and Kuomintang general during the Chinese Civil War. He entered the service in the Kumul Khanate of Muhammad Khan of Kumul and later his son Maksud Shah. He served as an advisor at the court, until when Maksud died in March 1930, governor Jin Shuren abolished the khanate. Yulbars then conspired with Khoja Niyaz and Ma Zhongying to overthrow Jin in the Kumul Rebellion. According to some people, Ma restrained Yulbars from traveling to Nanking to ask the Kuomintang for help, Ma earlier had an agreement with the Kuomintang that if he seized Xinjiang, he would be recognized by the Kuomintang as its leader.