Bicameralism Canadian provinces had all their upper houses abolished. In Argentina, eight provinces have bicameral legislatures, with a Senate and a Chamber of Deputies: Buenos Aires, Catamarca, Corrientes, Entre Ríos, Mendoza, Salta, San Luis (since 1987) and Santa Fe. Tucumán and Córdoba changed to unicameral systems in 1990 and 2001 respectively. In Australian states, the lower house was traditionally elected based on the one-vote-one-value principle, whereas the upper house was partially appointed and elected, with a bias towards country voters and landowners. In Queensland, the appointed upper house was abolished in 1922, while in New South Wales there were similar attempts
Indigenous peoples in Argentina and traders keep raising food prices. He also claimed judges would not even hear the native's complaints.<ref name="ASH/MB"></ref> According to the 2010 census there are the following indigenous groups: This region includes the provinces of Chaco, Corrientes, Entre Ríos, Formosa, Misiones, Santa Fe, and parts of Santiago del Estero Province. This region includes the provinces of Catamarca, Jujuy, La Rioja, Salta, San Juan, parts of Santiago del Estero Province, and Tucumán. This region includes the Autonomous City of Buenos Aires and the provinces of Buenos Aires, Córdoba, La Pampa, Mendoza, and San Luis. This region includes the provinces of Chubut,