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
Provinces of South Korea Provinces of South Korea Provinces are one of the first-level divisions within South Korea. There are 9 provinces in South Korea: North Chungcheong, South Chungcheong, Gangwon, Gyeonggi, North Gyeongsang, South Gyeongsang, North Jeolla, South Jeolla, and Jeju Special Self-Governing Province. Although the details of local administration have changed dramatically over time, the basic outline of the current three-tiered system was implemented under the reign of Gojong in 1895. A similar system also remains in use in North Korea. Provinces (, ) are the highest-ranked administrative divisions in South Korea. Along with the common provinces, there are four types of special