The Indiana National Guard (INNG) is a component of the United States Armed Forces, the United States National Guard and the Military Department of Indiana (MDI). It consists of the Indiana Army National Guard, the Indiana Air National Guard, and the Adjutant General's Office.

Camp Atterbury-Muscatatuck is a federally owned military post, licensed to and operated by the Indiana National Guard, located in south-central Indiana, 4 miles (6.4 km) west of Edinburgh, Indiana and U.S. Route 31. The camp's mission is to provide full logistical and training support for up to two brigade-sized elements simultaneously. The Camp offers a variety of training ranges, live-fire venues, managed airspace with air-to-ground fighting capabilities and an LVC simulation and exercise center. It is also the normal Annual Training location for National Guard and Reserve forces located in Indiana.