Leader of the New Zealand Labour Party title "Chairman". In 1935, Michael Joseph Savage became the first ever Labour Prime Minister, following a landslide victory. In 1963, Arnold Nordmeyer became the first Leader of the Labour Party to have been born in New Zealand. Prior to this, three Leaders had been born in Australia and one each in England and Scotland. The most electorally successful Labour Leader to date is Helen Clark, who won three elections in 1999, 2002 and 2005. Clark is also the Labour Party's longest-serving leader, having served for 14 years, 346 days between 1993 and 2008. Peter Fraser is the longest-serving Labour Prime
Prime Minister of Cambodia are established by the current Constitution of Cambodia, adopted on 24 September 1993 and amended on 4 March 1999. They are defined by the following articles of the Constitution: The Deputy Prime Minister () serves as the deputy to the Prime Minister of Cambodia and is the second highest position in the Cabinet. As of September 2018, there are 10 deputy prime ministers. As of 2019, there are four living former prime ministers, as shown below. The most recent death of a former Prime Minister was that of Pen Sovan on 29 October 2016, aged 80. Prime Minister of Cambodia