World War II was a watershed in American history, altering Americans' perceptions of their place in society. This study focused on Bowie County, Texas, during the twenty-five-year period that began with America's entry into the war. The construction of two defense plants there, Red River Army Depot and Lone Star Army Ammunition Plant, brought immediate changes to surrounding communities, and local residents faced many challenges as they struggled to adjust. This study used extensive primary sources, including archival materials from Red River and Lone Star, oral histories from former employees, census information, minutes from the Texarkana Chamber of Commerce, and local newspapers, to document the social and economic impact of these plants on Bowie County. The body of this dissertation contains nine chapters. Chapters two and three describe how Bowie County obtained and constructed its defense plants, and chapters four through six focus on changes precipitated by the plants during the war years. Chapters seven through nine explore the social and economic impact of the defense presence on Bowie County through 1965. The impact of the defense industries on Bowie County was significant. Plant construction brought thousands of workers into the county, and local residents faced housing, transportation, and sanitation …