Editor Democrat, Portsmouth, O., 1848. Admitted to bar, 1849. Member United States House of Representatives from Ohio, 36th-40th congresses, 1859-1869, drew up bill to abolish slavery in District of Columbia, 1862, introduced 1st proposition for constitutional amendment to abolish slavery, 1863.
Initiated impeachment proceedings against President Andrew Johnson, 1867. Territorial governor Montana, 1869-1870. President Toledo, Ann Arbor & Northern Michigan R.R., 1877-1893.