_#_Constitution: 19 October 1974 (Niue Constitution Act)
_#_Legal system: English common law
_#_National holiday: Waitangi Day (Treaty of Waitangi established British sovereignty), 6 February (1840)
_#_Executive branch: British monarch, premier, Cabinet
_#_Legislative branch: Legislative Assembly
_#_Judicial branch: Appeal Court of New Zealand, High Court
_#_Leaders:
Chief of State—Queen ELIZABETH II (since 6 February 1952), represented by New Zealand Representative John SPRINGFORD (since 1974);
Head of Government—Premier Sir Robert R. REX (since NA October 1974)
_#_Suffrage: universal adult at age 18