<prompt> Qedela umusho olandelayo: Isivumelwano Sobungani kanye ne-Alliance Traditional Chinese: 中蘇友好同盟條約 kwakuyisivumelwano esasayinwa nguHulumeni weNationalist weRiphabhulikhi yaseChina kanye neSoviet Union ngo-14 Agasti 1945. Amabutho aseSoviet nawaseMongolia abe esehlala e-Inner Mongolia naseManchuria, ngemva kokuba  <response>: wawathatha kumaJapane phakathi neMpi Yezwe II. Esitatimendeni esenziwe mayelana nalesi sivumelwano, iChina yamukela ukuzimela kwe-Outer Mongolia ngaphakathi kwemingcele yayo yangaphambili futhi yalahla noma yiziphi izinhloso ze-Pan-Mongolist zabahlaseli uma kwenziwa inhlolovo ngalolu daba futhi iSoviet Union yayeka ukusiza i-Chinese Communist Party kanye ne-Ili National Army eyayihlubuka eXinjiang. Zombili lezi zizwe zavuma futhi ukulawula ngokuhlanganyela i-Chinese Eastern Railway nokwenza lula ukubuyela kwayo ekugcineni ekubuseni okuphelele kwaseChina. 