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.
Pyotr Andreyevich Shuvalov Count Pyotr Andreyevich Shuvalov (Russian: Пётр Андре́евич Шува́лов ) (27 July 1827, Saint Petersburg – 22 March 1889, Saint Petersburg) was an influential Russian statesman and a counselor to Tsar Alexander II. Referring to his court influence and reactionary policies, his more liberal opponents sometimes called him "Peter IV" (Pyotr is the Russian form for Peter, referring to the three emperors of Russia named Peter) and "Arakcheyev II".