Pedzisa mutsara unotevera: Edgerton akanga ari nhume kumusangano wakaumba Free Soil Party, muna 1848. Akabva ava gweta romuSummit County, Ohio, kubva muna 1852 kusvika muna 1856. Gare gare muna 1856, Edgerton akanga ari mumiririri ku
Kokorodzano Yenyika Yokutanga yeRepublican. Gore iroro, akasarudzwa kuti ave mutongi anoona nezvekuchengetwa kwenhaka, asi akaramba. Edgerton akasarudzwa seRepublican kuUnited States House of Representatives muna 1858.