Queensland politics is primarily governed by the Parliament of Queensland, which consists of two houses: the Legislative Assembly and the Legislative Council. The state operates under a parliamentary system, where the Premier leads the government and is usually the head of the political party that holds the majority in the Legislative Assembly. The major political parties in Queensland include the Liberal National Party and the Australian Labor Party. Elections are held every four years, allowing citizens to vote for their representatives. Key issues often include healthcare, education, and environmental policies, reflecting the diverse interests of Queensland's population.