Dee ihe na-aga n'ihu maka paragraf a - Mgbe ọ kwụsịrị ịgba ọsọ, Vilsack kwadoro Senator Hillary Clinton maka ọkwa onyeisiala na March 25, 2007. O nwere olileanya ime ka o nwekwuo ihe ịga nke ọma n'Iowa. Onye ahụ bụbu Gọvanọ kọwara Clinton dị ka onye ga-azọ ọchịchị nke nwere "echiche ndị kasị mma, ike kasị ukwuu, ụkpụrụ na ọhụụ kasị mma iji na-edu mba anyị". N'oge na-adịghị anya mgbe nkwado ahụ gasịrị, Clinton kpọrọ nwunye Vilsack bụ Christie dịka onye isi oche nke mkpọsa ya na Iowa. Mgbasa ozi Clinton kwupụtara na ha ga-enyere Vilsack aka ịkwụ ụgwọ mkpọsa ya nke $400,000. Vilsack mere mkpọsa maka Clinton na mba niile dịka onye isi oche mkpọsa mba, ma lekwasị anya n'inyere ya aka imeri caucuses Iowa. N'agbanyeghi mbọ ya, Clinton gbara onye nke atọ na caucuses n'azụ Barack Obama na John Edwards Mgbe Clinton kwụsịrị, Vilsack kwadoro Obama maka ọkwa onye isi ala
na July 15, 2008. Ọ kpọrọ Obama "naanị onye ga-azọ ọkwa" maka ndị na-atụ vootu "na-emegide ịkpa oke" iji gbanwee "olu na Washington"