Whakakihia te rerenga e whai ake nei: I te timatanga he Democrat Free Soil, ka riro a Underwood hei Republican i te wa i whakaritea ai te roopu me te mahi hei Tiamana o te huihuinga tuatahi a te Republican o Vermont i te 1856. I mahi hoki ia hei Tumuaki ki te tuatahi
Ko te huihuinga a motu a te Republican i muri mai i taua tau ano.