who are the two main political parties in australia
List of political parties in Australia Australia has a mild two-party system, with two dominant political groupings in the Australian political system, the Australian Labor Party and the Liberal/National Coalition. Federally, five of the 150 members of the lower house (Members of Parliament, or MPs) are not members of major parties, as are 20 of the 76 members of the upper house (senators).
Australian Senate The Australian Senate is the upper house of the bicameral Parliament of Australia, the lower house being the House of Representatives. The composition and powers of the Senate are established in Chapter I, Part II of the Australian Constitution. There are a total of 76 senators: 12 senators are elected from each of the six states (regardless of population) and two from each of the two autonomous internal territories (the Australian Capital Territory and the Northern Territory). Senators are popularly elected under the single transferable vote system of proportional representation.