Senate federal level. Similarly in Argentina, in addition to the Senate at federal level, eight of the country's provinces, Buenos Aires, Catamarca, Corrientes, Entre Ríos, Mendoza, Salta, San Luis (since 1987) and Santa Fe, have bicameral legislatures with a Senate. Córdoba and Tucumán changed to unicameral systems in 2001 and 2003 respectively. In Australia and Canada, only the upper house of the federal parliament is known as the Senate. All Australian states other than Queensland have an upper house known as a Legislative council. Several Canadian provinces also once had a Legislative Council, but these have all been abolished, the last
San Fernando del Valle de Catamarca founded until 1683, by Fernando de Mendoza y Mate de Luna. "Catamarca" comes from Quechua meaning "fortress on the slope". The city, which had only 8,000 inhabitants in 1882 and was reached by a railway line in 1888, grew very slowly, and the region remained poor even in the middle of the 20th century. This situation was exacerbated by nepotism on the part of the ruling Saadi family, before they lost political power in the 1990s. In spite of this, the province remains still politically unstable, and a large part of its population lives in precarious conditions. The warm semi-arid