15th Regiment, Missouri Cavalry (Union)
This regiment was organized November 1, 1863, from 7th Regiment Enrolled Militia. It was attached to District of Southwest Missouri, Dept. Missouri, to April, 1865. District of North Missouri, Dept. Missouri, to July, 1865. 
For more information on the history of this unit, see:
- The Civil War Archive section, 15th Regiment Cavalry, (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 - Captain Philip Rhorers - Bolivia, Polk, Missouri.
Company B - Captian Samuel E. Roberts - Springfield,Greene, Missouri.
Company C - Captain Green C. Stotts - Carr Springs, (does not exist)
Company D - Captain Thomas B. Sutherland - Springfield, Greene, Missouri.
Company E - Captain Edmond J. Morris - Millville,Ray, Missouri.
Company F - Lafayette Mitchell - Bolivar,Polk, Missouri.
Company G - Captain William Ray - Mt Vernon, Lawrence, Missouri.
Company H - Captain John H. Moore - Galena, Stone, Missouri.
Company I - Captain John H. Howard and Captain Philip Rohrer - Millville, Ray, Missouri.
Company K - Captain James M. Ritchey - Newtonia, Newton, Missouri.
Company L - Captain James W. Burns - Bolivar, Polk, Missouri.
Company M - Captain D. H. Conaway - Stockton, Cedar, Missouri.
- 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 5 Oct 2011 ).
- Kenneth E. Weant's book, Civil War Records Union Troops Missouri Volunteer Calvary, Volume 5 / FHL book 977.8 M2wkc v.5