Ramba uchinyora ndima iyi - Dow akasarudzwa kupinda muCongress muna 1964, achikunda Katharine St. George akanga ava nemakore 18 ari pachigaro. Akasarudzwazve muna 1966, uye akashanda kubva musi waNdira 3, 1965, kusvika musi waNdira 3, 1969, uye akarondedzerwa semushori wekutanga weHondo yeVietnam. Akanga ari nhume kuDemocratic National Convention ya1968
. Haana kubudirira kumhanyira kusarudzwazve kuU.S. House muna 1968, achirasikirwa neRepublican Martin B. McKneally. Kubva muna 1968 kusvika muna 1970, Dow akashanda muU.S. House. Muna 1970, akakunda McKneally uye akashanda muCongress kechipiri kubva muna Ndira 3, 1971, kusvika Ndira 3, 1973.