 Nyorai kupfuurira kweiyi ndima - Munguva iyoyo, kuchenesa kwaJoseph Stalin kwaLeon Trotsky uye kurwisana kworuboshwe muCommunist Party yeSoviet Union CPSU kwakanga kuri pakakwirira kwazvo. Larsen akava nhengo yeCPSU uye akatsigira vairwisana naStalin. Larsen akakurudzirwa kuramba pfungwa dzake dzapakuvamba pashure pokukunda kwaStalin pakokorodzano yebato ya1927uye kudzingwa kwakazotevera kwaTrotsky kuAlma Ata, asi kwakanga kuri bedzi pashure pokumanikidzwa kwakakomba uko iye akateerera. Zvisinei, kuramba kwacho hakuna kudzivisa Larsen kudzingwa paInternational Lenin School muna April 1928 uye kudzingwa kuNizhny Novgorod. 