protests. Official Information Act replaces Official Secrecy Act. New Zealand Party founded. Restructuring (1984 to date) 1984 to 1989 1984 Te Hikoi ki Waitangi march and disruption of Waitangi Day celebrations. Auckland's population exceeds that of the South Island. 14 July: 1984 New Zealand general election won by Labour under David Lange. Constitutional crisis follows general election; outgoing Prime Minister Robert Muldoon refuses to implement advice of Prime Minister elect David Lange. Government devalues New Zealand dollar by 20 percent. 26 July: David Lange becomes New Zealand's 32nd Prime Minister; Fourth Labour government formed. Finance Minister Roger Douglas begins deregulating the economy. New Zealand ratifies the United Nations Convention on the Elimination of All Forms of Discrimination Against Women. 1985 Anti-nuclear policy leads to refusal of a visit by the American warship, the USS Buchanan. 10 July: Greenpeace vessel Rainbow Warrior bombed and sunk by French DGSE agents in Auckland harbour. 4 March: New Zealand dollar floated. First case of locally contracted AIDS is reported. Waitangi Tribunal given power to hear grievances arising since 1840. 20 November: Archbishop Paul Reeves appointed Governor General. 1986 Homosexual Law Reform Act 1986 passed. Royal Commission reports in favour of an MMP (Mixed Member Proportional) electoral system. Jim Bolger becomes National Party leader. Soviet cruise ship, the Mikhail Lermontov, sinks in Marlborough Sounds. Goods and Services Tax introduced. First visit to New Zealand by the Pope. The Constitution Act ends the right of the British Parliament to pass laws for New Zealand. Royal Commission into Broadcasting and Related Communications reports 1987 Share prices plummet by 59 percent in four months. Māori Language Act making Māori an official language passed. Anti-nuclear legislation enacted. First Lotto draw. New Zealand's first heart transplant is performed. New Zealand wins Rugby World Cup. earthquake in the Bay of Plenty Region. 15 August: General election, Labour re-elected. 1988 Number of unemployed exceeds 100,000. Bastion Point land returned to Māori ownership. Combined Council of Trade Unions formed. Royal Commission on Social Policy issues April Report. Gibbs Report on hospital services and Picot Report on education published. State Sector Act passed. Cyclone Bola strikes northern North Island. Electrification of the central section of the North Island Main Trunk railway completed. New Zealand Post closes 432 post offices. Fisheries quota package announced for Māori iwi. 1989 Prime Minister David Lange suggests formal withdrawal from ANZUS. Jim Anderton founds NewLabour Party. Lange resigns and