The 1 Transportation Agency of the United States Army is a crucial entity within the military's logistics branch. Its primary function is to ensure the efficient movement and delivery of supplies, equipment, and personnel both domestically and internationally. This agency is responsible for overseeing various modes of transportation such as trucks, trains, ships, aircraft, and warehousing facilities. The 1 Transportation Agency plays a vital role in supporting military operations by maintaining reliable and flexible transport systems during peacetime and wartime scenarios. It operates under the United States Army Materiel Command (USAMC).