The Columbia Encyclopedia, Sixth Edition. Columbia Encyclopedia World Factbook American Heritage Coll. It is the nation's largest city and its economic and administrative center. Port Louis is connected with the interior of the country by railroads and roads and has an international airport. Manufacturing is dominated by garments and textiles, but also includes chemicals, plastics, and pharmaceuticals.
Tourism is important, as are high-tech services.
The population of Port Louis is now largely made up of the descendants of laborers who immigrated from India in the 19th cent. The Columbia Encyclopedia, Sixth Edition.