Kammala jumla mai zuwa: Bayan barin Babban Taron, Archer ya sake samun matsayinsa a matsayin sakataren gundumar Clark a 1848 kuma ya riƙe shi har 1852. Ya kuma kasance wakili ne a taron kundin tsarin mulki na Illinois na 1847 kuma ya yi ƙoƙari ya sake yin nasara a matsayin Whig a shekara ta 1854, wannan lokacin ya rasa James C. Allen. Bayan da Archer ya yi nasara wajen kalubalantar sakamakon zaben, an sake maimaita zaben a 1856, amma ya sake rasa. Ya kuma yi aiki a matsayin wakili ga na farko
Jam'iyyar Republican National Convention a shekara ta 1856, ta goyi bayan abokinsa Lincoln wanda bai yi nasara ba don takarar mataimakin shugaban kasa.