Faatumu le fuaiupu lenei: Atonu na aafia tusitusiga a Steinbeck ona o ana fesootaʻiga ma tusitala agavale, tusitala, ma sui o iuni o tagata faigaluega. Na auai o ia i le League of American Writers, o se faalapotopotoga faa-Komunisi, i le 1935. Na aʻoaʻoina Steinbeck e tusitala o Lincoln Steffens ma lana avā o Ella Winter. E ala iā Francis Whitaker, o se sui o le Communist Party USA's John Reed Club mo tusitala, na feiloaʻi ai Steinbeck ma ē na faatulagaina le faigaʻai mai le Cannery and Agricultural Workers' Industrial Union. I le 1939, na ia sainia ai se tusi faatasi ai ma nisi o tusitala e lagolagoina ai le
O le osofaʻiga a le Soviet i Finilani ma le faigāmalo faatupu a le Soviet.