<classify> Nokho, lezi zinhlelo zaphelelwa yisikhathi cishe ngobusuku obubodwa, lapho amasosha angaphezu kuka-800,000 asuka kuyiSoviets Union Red Army engena akha amabutho waseBelarussia kanye ne-Ukraine ngemva kokuhlasela izindawo ezingasempumalanga zasePoland ephula Isivumelwano Sokuthula seRiga, i-Soveiet-Polish Non-Aggression Pact, kanye nezinye izivumelwane zamazwe onke zokuthula, kokubili zezizwe ezinxa-mbili kanye neziningi.  <topic>: World_War_IIBattle_of_Poland 