Provinces of Argentina Aires Province accepted the 1853 Constitution of Argentina in 1861, and its capital city was made a federal territory in 1880. A law from 1862 designated as national territories those under federal control but outside the frontiers of the provinces. In 1884 they served as bases for the establishment of the governorates of Misiones, Formosa, Chaco, La Pampa, Neuquén, Río Negro, Chubut, Santa Cruz and Tierra del Fuego. The agreement about a frontier dispute with Chile in 1900 created the National Territory of Los Andes; its lands were incorporated into Jujuy, Salta and Catamarca in 1943. La Pampa and Chaco
Catamarca Province San Francisco pass and mules were bred for the Bolivian market in the 1910s. Mining was important in the past. After becoming less active in the early 1990s, grew to now account for over 20% of the economy. Catamarca is home to one of the largest copper gold mines in the world, Bajo de la Alumbrera, which produces approximately 600,000 ounces of gold and 190,000 tonnes of copper annually. The mine employs over 1,000 people and contributes hundreds of millions of dollars in taxes and royalties to the federal and provincial governments. The agriculture of Catamarca focuses on wood (walnut),