_*Government #_Long-form name: Kingdom of Tonga
_#_Type: hereditary constitutional monarchy
_#_Capital: Nukualofa
_#_Administrative divisions: three island groups; Haapai, Tongatapu, Vavau
_#_Independence: 4 June 1970 (from UK; formerly Friendly Islands)
_#_Constitution: 4 November 1875, revised 1 January 1967
_#_Legal system: based on English law
_#_National holiday: Emancipation Day, 4 June (1970)
_#_Executive branch: monarch, prime minister, deputy prime minister, Council of Ministers (cabinet), Privy Council
_#_Legislative branch: unicameral Legislative Assembly (Fale Alea)