Pedzisa mutsara unotevera: Akatora chikamu muTatu Silesian Uprising uye muPolish-Soviet War. Dubois akanga ari musiki we "Red Scouts" ("Czerwone Harcerstwo Towarzystwa Uniwersytetu Robotniczego"). Mumakore 1928-1933 aive nhengo yeparamende yePoland Sejm, uye kanzura muWarsaw kubva muna 1938. Dubois akanga ari munyori muhofisi yokunyora yepepanhau re"Robotnik" (Mushandi). Somupikisi weSanation akapomerwa muna 1930 nokuda kwokurudziro yamakomonisiti muLwów uye akatongerwa mu
Kutongwa kweBrest kwemakore matatu mutorongo. Akachengetwa muBrest Fortress uye achiri mutirongo, akamhanya musarudzo dzemitemo yePoland ya1930. Akasunungurwa mwedzi wakatevera wacho.