 KMT pakupedzisira yakamanikidzwa kudzokera shure kuitira kuti ibate neJapan inopinda muChina, iyo yakabvumira Soviet Republic kuti iwedzere simba rayo, naMao achitanga chirongwa chakakura chekuvandudzwa kwepasi, dzidzo uye kuwedzerwa kuenzana kwevakadzi. Zvisinei, KMT pakupedzisira yakadzokera kuJiangxi, ichiona vaKomonisiti sokutyisidzira kukuru kupfuura vaJapan, uye yakatanga nhimbe yechishanu yokukomberedza, zvichikonzera kuparara kweSoviet yeJiangxi uye kumanikidza Red Army kuti idzokere shure. Pashure pegore vari kutiza uye vapukunyuka kurwiswa kwakawanda, uto raMao pakupedzisira rakasvika kuShaanxi Soviet, richigadza Yanan senzvimbo yavo yenheyo yechimurenga. Apa ndipo apo Mao akagadzira pfungwa yemutsetse wamasasa, iyo yakaedza kukurira muitiro wokudzora uye wokutonga wechiMarxist-Leninism kupfurikidza nokubvunza masasa nokuita kuda kunorangarirwa kwavazhinji. 