 Nyorai kupfuurira kweiyi ndima - Muna 1915 chibvumirano chetatu cheKyakhta, Humambo hweRussia hwaive nehunyanzvi hwekuda kuzvimiririra kweMongolia asi husingade kushamwaridzana zvachose neChina, Republic of China neBogd Khanate yeMongolia vakabvumirana kuti Outer Mongolia yaive yakazvimiririra pasi peChina. Zvisinei, mumakore akatevera pesvedzero yeRussia muAsia yakaderera nemhaka yeHondo Yenyika Yokutanga uye, gare gare, Shanduko yaOctober. Kubvira muna 1918, Outer Mongolia yakatyisidzirwa neHondo yeVanhu yeRussia, uye muzhizha ra1918 akakumbira rubatsiro rwemauto eChina, izvo zvakatungamira mukuendeswa kwesimba diki kuUrga. Grigory Semyonov akatungamirira maBuryat nemaInner Mongols pakuumba hurongwa hwekugadzira nyika yeMongolia. Munguva iyi, vamwe vakuru vakuru veMongolia vakanga vava kusagutsikana zvikuru nokushayiswa kwavo nzvimbo mumaoko ehurumende yechiLamaist, uye, vachikonzerwawo nekutyisidzirwa kwekuzvimiririra kweOuter Mongolia kubva kune pan-Mongolist kufamba kwaGrigory Semyonov muSiberia, vakanga vakagadzirira kugamuchira kutonga kweChinese na1919. Maererano nenhau yeAssociated Press, vamwe vakuru vakuru vokuMongolia vakasaina chikumbiro chaikumbira China kuti itorezve kutonga kweMongolia uye kugumisa kuzvitonga kweOuter Mongolia. Sezvo vaishora Bogd Khan nevakuru vezvitendero zvake, vakuru vakuru veMongolia vakabvuma kubvisa kuzvitonga kweMongolia uye kubatanazve neChina pasi pechibvumirano chine zvirevo 63 chakasainwa naChen Yi muna Nyamavhuvhu-Gunyana 1919. Chiitiko chepan-Mongolist chaGrigory Semyonov chakatungamirwa nemaBuryat nemaInner Mongols chakarambwa nevakuru veKhalkha Mongol veUrga, saka vakuru veKhalkha pachinzvimbo vakavimbisa maChinese pasi paChen Yi kuti vaive vachipesana nazvo. Chiitiko chekugumisa kuzvitonga kweMongolia uye kuva nemauto eChina akaiswa muNiialel Khuree, Altanbulag, Uliyasutai, neKhovd chakabvumidzwa nehurumende yeMongolia mukupindura chiitiko cheBuryatia-Mongolia chakatsigirwa neJapan. 