Camp Gruber Maneuver Training Center is an Oklahoma Army National Guard (OKARNG) training facility used for Summer field training exercises and for monthly drills. It covers a total of . The base is named after General Edmund L. Gruber. Camp Gruber is located near Braggs, Oklahoma in the Cookson Hills, about southeast of Muskogee, Oklahoma. The Oklahoma Wildlife Department and the OKARNG have in place a cooperative agreement that allows limited hunting by civilians on the base.