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.
Nikolay Muravyov-Karsky Nikolay Muravyov (Russian: Николай Николаевич Муравьёв-Карский ; 14 July 1794 – 23 October 1866) was an Imperial Russian military officer and General of the Russian Army. A member of the mighty Muravyov family, he distinguished himself during the battle of Warsaw (1831) of the November Uprising. He continued to serve in the military and took active part in the fights of the Crimean War. For his role in the Siege of Kars, captured on November 28, 1855 (according to Gregorian calendar), the tsar awarded him with a prestigious title "Karski" ("of Kars"), added to his surname.