Admitted to Indiana bar, 1835. Clerk Indiana Senate, 1837-1838, enrolling secretary, 1839-1840. Member Indiana House of Representatives, 1841-1844.
Commissioned major 3d Indiana Regiment under General Lane, 1846. Colonel 4th Indiana Regiment in Mexican War, 1847. Civil and military governor Puebla (Mexico), 1848.
Member United States House of Representatives (Democrat) from Indiana, 31st-32d congresses 1849-1851. Governor Minnesota Territory, 1852-1857. Superintendent Indian affairs, negotiated several treaties.
Responsible for Minnesota’s system of taxing landgrants. Delegate Minnesota Constitutional Convention. Member Minnesota legislature, 1859.
Commissioned colonel 1st Minnesota Volunteers 1861, brigadier general, 1861. Served in 1st Battle of Bull Run, 1861. Commanded a brigade at battles of Savage’s Station, South Mountain, Edwards Ferry, Antietam, 1862.
Attorney City of St. Paul (Minnesota), 1869-1876.
Born January 12, 1816