Iron Horse Imperialism: The Southern Pacific of Mexico, 1880-1951

The Southern Pacific of Mexico was a U.S.-owned railroad that operated between 1898 and 1951, running from the Sonoran town of Nogales, just across the border from Arizona, to the city of Guadalajara, stopping at several northwestern cities and port towns along the way. Owned by the Southern Pacific Company, which operated a highly profitable railroad system north of the border, the SP de Mex transported millions of passengers as well as millions of tons of freight over the years, both with...