Home guard is a title given to various military organizations at various times, with the implication of an emergency or reserve force raised for local defense. The term "home guard" was first officially used in the American Civil War, starting with units formed by German immigrants in Missouri, and may derive from possible historic use of the term Heimwehr ("home guard") to describe units officially known as Landwehr ("country guard"), or from an attempted translation of landwehr. Military units Active Historical Aizsargi (Latvia, 1919–1940) Home Guard (Unionist), during the American Civil War Confederate Home Guard (1861–1865) during the American Civil War Croatian Home Guard, several historic military formations during 19th and 20th century Czechoslovak Home Guard (1918–1919) Home Guard (Austria) (Heimwehr) (1920–1938) paramilitary unit of Fatherland Front Party Home Guard (New Zealand) (1940–1943) Home Guard (United Kingdom) (1940–1944) Home...