The small Progressive Party which received one million votes in the 1956 presidential election was represented by Cho Bong-am, while the Democratic Party was represented by Cho Pyong-ok.
Partai Progresif kecil yang memperoleh satu juta suara dalam 1956 diwakili oleh Cho Bong-am, sementara Partai Demokratik diwakili oleh Cho Pyong-ok.