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 Angola also vacant between 1999 and 2002. The post was again abolished due to the 2010 Constitution of Angola, which integrates the functions of the prime minister into the office of the president, who is not subjected to the confidence of the parliamentary majority, contrarily to the prime minister. Prime Minister of Angola According to the 1992 constitution, the Prime Minister of Angola was a high government official in Angola, but with limited powers as head of government. Along with the rest of the Council of Ministers, the Prime Minister was appointed by the President. The position was originally created when