<page_title> 1866 and 1867 United States Senate elections </page_title> <section_title> Races leading to the 40th Congress </section_title> <table> <cell> Ira Harris <col_header> Incumbent </col_header> <col_header> Party </col_header> </cell> <cell> Republican <col_header> Incumbent </col_header> <col_header> Electoral history </col_header> </cell> <cell> 1861 <col_header> Incumbent </col_header> </cell> </table>
Republican Ira Harris had been elected in 1861.