The Enrolled Missouri Militia, 4th Military District, order book documents the actions of the EMM in southwest Missouri from 1862 through 1863. The collection represents the bureaucratic task of organizing, supplying, training, disciplining, and maintaining a military presence in the Ozarks. The EMM conducted scouting missions and patrols to defend against guerilla activity, and also participated in January 8, 1863 Battle of Springfield, Missouri and January 9-11, 1863 Battle of Hartville.