During the Second World War the United States mobilized its industrial capacity to become the great "Arsenal of Democracy," as vehicles, ships, and small arms flowed out of American factories. Perhaps the most impressive accomplishment was the mobilization of the aviation industry, which grew rapidly after the war began in Europe. In 1940 the United States produced 24,600,000 pounds of airframe. By 1943 this figure had grown exponentially, with 760,926,600 airframe pounds produced. This was achieved through the cooperation of the United States government and the aviation industry. It required creative techniques in funding and manufacturing, and the construction of expansion facilities throughout the country, including Dallas, Texas. The city was selected as the site of a factory operated by North American Aviation. This plant produced some 18,784 aircraft in all, making it one of the most prolific in the country. This dissertation is a study of the North American factory in Dallas. It begins with decisions leading to President Franklin D. Roosevelt's call for 50,000 aircraft in May of 1940. From there the focus moves to the selection of Dallas as a location, the construction and opening of the factory, its operation, its relations with the local community, and …