Prime Minister of New Zealand signed a number of international treaties. In 1967, Keith Holyoake became the first New Zealand prime minister to select candidates for the position of governor-general without any involvement of the British government. Holyoake advised the monarch, Queen Elizabeth II, to appoint Sir Arthur Porritt, the first New Zealand–born governor-general. After the mixed-member proportional (MMP) system was introduced in 1996, prime ministers have had to manage minority governments. The skill of MMP management was exemplified by Helen Clark's nine years as prime minister (1999–2008), when her Labour Party remained in power thanks to a range of confidence and supply agreements with
Prime Minister of Rhodesia House Agreement the country's government agreed to revert to colonial status in 1979 to facilitate the introduction of majority rule and the creation of the independent state of Zimbabwe in 1980. The office of Prime Minister of Zimbabwe was abolished in 1987, when Robert Mugabe became executive President. However, in 2009, it was restored through political negotiations, resulting in Morgan Tsvangirai becoming the first prime minister of the country in over 21 years. <br> <br> <br> Prime Minister of Rhodesia The Prime Minister of Rhodesia (before 1964, of Southern Rhodesia) was the head of government in Rhodesia. Rhodesia, which became