<page_title> 34th United States Congress </page_title> <section_title> Senate </section_title> <table> <cell> Hannibal Hamlin (D) <col_header> Vacator </col_header> </cell> <cell> Resigned January 7, 1857, to become Governor of Maine. Successor was elected January 16, 1857. <col_header> Reason for change </col_header> </cell> <cell> Amos Nourse (R) <col_header> Successor </col_header> </cell> <cell> January 16, 1857 <col_header> Date of successor's formal installation </col_header> </cell> </table>
Hannibal Hamlin (D) served the 34th United States Congress until January 7, 1857 and later was succeeded by Amos Nourse (R) on January 16, 1857.