Provinces of Argentina became provinces in 1951. Misiones did so in 1953, and Formosa, Neuquén, Río Negro, Chubut and Santa Cruz, in 1955. The last national territory, Tierra del Fuego, became the Tierra del Fuego, Antártida e Islas del Atlántico Sur Province in 1990. Argentina is a federation of twenty-three provinces and one autonomous city, Buenos Aires. Provinces are divided for administration purposes into departments and municipalities, except for Buenos Aires Province, which is divided into partidos and "localidades". Buenos Aires City itself is divided into communes ("comuna") and non-official neighbourhoods ("barrios"). Provinces hold all the power that they chose not to delegate
Tobacco industry in Argentina are concentrated in the north of the country. The provinces of Jujuy and Salta (in the north-west), and Misiones (in the north-eastern Mesopotamia), are the leading ones, with over 45,000 tonnes/year each. The other tobacco-producing provinces are Tucumán, Corrientes, Chaco and Catamarca. Tobacco plays an important role in the economy of the producing areas, which are comparatively poor provinces. The Argentine tobacco industry employs 500,000 people, about half of them directly involved in the planting and harvesting, only about 2% in the manufacturing of the derived products, and the rest in distribution and sales. Therefore, despite the fact that the