About 12% are Maoris. New Zealand is a constitutional monarchy. It is a British dominion. The official head of the state is the British Queen, represented by a Governor General. The Prime minister and the Cabinet run the national government. New Zealand has a 97-member House of Representatives, also called Parliament. The main political parties are Labour and National Party. Ombudsman is an official selected by Parliament to investigate complains by citizens against government departments. If the department does not take the action the Ombudsman believes is needed, the findings may be reported to Parliament.