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 Iran Prime Minister of Iran The Prime Minister of Iran was a political post in Iran that had existed during several different periods of time starting with the Qajar era (when the country was internationally known as Persia) until its most recent revival from 1979 to 1989 following the Iranian Revolution. In the Qajar era, prime ministers were known by different titles. The post itself was mainly known as "ataabak" or "ataabak-e a'zam" (grand "ataabak"), or sometimes "sadr-e a'zam" (premier) at the beginning, but became "ra'is ol-vozaraa" (head of ministers) at the end. The title of "nakhost vazir" (prime minister) was