High Quality Content by WIKIPEDIA articles! Sir Geoffrey Winston Russell Palmer, KCMG, AC, SC (born 21 April 1942), served as the 33rd Prime Minister of New Zealand from August 1989 until September 1990, leading the Fourth Labour Government. He was responsible for considerable reforms of the country`s legal and constitutional framework, such as the creation of the Constitution Act 1986, New Zealand Bill of Rights, Imperial Laws Application Act and the State Sector Act.