James A. Garfield Joint Military Training Center is an Ohio Army National Guard military base in the U.S. state of Ohio located between Ravenna and Newton Falls and adjacent to the village of Windham. It was previously known as Camp Ravenna Joint Military Training Center, the Ravenna Training and Logistics Site, and the Ravenna Army Ammunition Plant (RVAAP) and commonly known as the Ravenna Arsenal. Before its present status as a training facility for the Ohio National Guard, Camp James A. Garfield was a military ammunition production facility for the United States Army. As an arsenal, the facility was at peak operation during World War II and would serve as an ammunitions plant in various roles until 1992. Camp James A. Garfield remains an important part of the history and geography of Portage County. The facility occupies portions of Freedom, Windham, Charlestown, and Paris townships in Portage County, along with part of Braceville Township in Trumbull County.

Newton Falls is a village in southwestern Trumbull County, Ohio, United States. The population was 4,557 at the 2020 census. It is part of the Youngstown–Warren metropolitan area. The city takes its name from the two sets of waterfalls within the village, each on different branches of the Mahoning River. The city is known for its notable ZIP code (44444) and for its covered bridge, which is the second oldest in the state of Ohio.