2nd Regiment, Missouri Infantry (Union)
This regiment was organized at St. Louis, Mo., September 10, 1861. It was attached to 5th Brigade, Army of Southwest Missouri, Dept. of Missouri, November, 1861, to February, 1862. 1st Brigade, 2nd Division, Army of Southwest Missouri, to May, 1862. 2nd Brigade, 5th Division, Army of Mississippi, to September, 1862. 35th Brigade, 11th Division, Army of Ohio, to October, 1862. 35th Brigade, 11th Division, 4th Corps, Army of the Ohio, to November, 1862. 2nd Brigade, 3rd Division, Right Wing 14th Army Corps, Army of the Cumberland, to January, 1863. 2nd Brigade, 3rd Division, 20th Army Corps, to October, 1863. 1st Brigade, 2nd Division, 4th Army Corps, to October, 1864. 
Companies in this regiment were organized between 24 June 1861 and 9 September 1861, mustered out on 10 September 1861, and discharged between 26 September 1864 and 29 September 1864. The Colonels in charge were Bernard Laibold and Frederick Schaefer.
For more information on the history of this unit, see:
- The Civil War Archive section, 2nd Regiment Infantry (3 Years), (accessed 21 July 2012).
Companies in this Regiment with the Counties of Origin
Men often enlisted in a company recruited in the counties where they lived though not always. After many battles,companies might be combined because so many men were killed or wounded. However if you are unsure which company your ancestor was in, try the company recruited in his county first.
Company A - Captains Franz Kohr, Mathias Kramer, Clemens Landgraber, Phillip U. Schmitt, and William Strumpf, organized in St. Louis, Missouri
Company B - Captains Christian Burkart, Bernard A. Carroll, and Henry Haverkamp, organized in St. Louis, Missouri
Company C - Captains Arnold Beck and Charles Fuelle, organized in Cape Girardeau, Missouri
Company D - Captains John Cender, John Claude, and Henry Landfried, organized in St. Louis, Missouri
Company E - Captains Louis Bergan and Theodore Trammicht, organized in St. Louis, Missouri
Company F - Captains Charles Dyle, Francis Ehrler, Herman Hartmann, and Adolph Loehr, organized in St. Louis, Missouri
Company G - Captains Henry Dietz, Charles W. Doer, Charles William Dorn, and Phillip U. Schmitt, organized in St. Louis, Missouri
Company H - Captains Walter Hoppe, Julius Hunicke, Henry Landdfried, Charles Schaekel, and William Stoecker, organized in St. Louis, Missouri
Company I - Captains Charles Dehle, Jacob Zibeline, and William Siefert, organized in St. Louis, Missouri
Company K - Captains Christopher Geisler, Frederick Louis Weber, and August Zerman, organized in St. Louis, Missouri
The information about the counties is from Kenneth E. Weant's book, Civil War Records, Missouri Volunteer Infantry, Volume 1, Three Month Volunteer Regiments, 1-5 and Three Year Volunteer Regiments 1-3, (Arlington, Texas: K.E. Waant, c2011), pages 129-144. FHL book 977.8 M2wkv. Partial rosters are also included.
- Beginning United States Civil War Research gives steps for finding information about a Civil War soldier or sailor. It covers the major records that should be used. Additional records are described in 'Missouri in the Civil War' and 'United States Civil War, 1861 to 1865' (see below).
- National Park Service, The Civil War Soldiers and Sailors System, is searchable by soldier's name and state. It contains basic facts about soldiers on both sides of the Civil War, a list of regiments, descriptions of significant battles, sources of the information, and suggestions for where to find additional information.
- Missouri in the Civil War describes many Confederate and Union sources, specifically for Missouri, and how to find them.. These include compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- United States Civil War, 1861 to 1865 describes and explains United States and Confederate States records, rather than state records, and how to find them. These include veterans’ censuses, compiled service records, pension records, rosters, cemetery records, Internet databases, published books, etc.
- National Park Service, The Civil War Soldiers and Sailors System, (accessed 6 December 2010).