Prime Minister of New Zealand ministerial power; in 1912 Thomas Mackenzie was the last prime minister to lose power through an unsuccessful confidence motion in the House of Representatives. One change brought about by the First World War was direct participation in governing the British Empire. Previously, New Zealand prime ministers had attended occasional colonial and imperial conferences, but they otherwise communicated with London through the governor (a position then appointed by the British government). In 1917, however, British Prime Minister David Lloyd George offered the New Zealand prime minister a seat in the Imperial War Cabinet, the British Empire's wartime coordinating body. In 1919,
Prime Minister of Portugal residence of the Prime Minister, not all incumbents have lived in the mansion during their term in office. António Costa, current Prime Minister, doesn't live in the residence. As of , there are eight living former Prime Ministers of Portugal, as seen below. The most recent Prime Minister to die was Mário Alberto Nobre Lopes Soares (served 1976–1978 and 1983–1985), on 7 January 2017 aged 92. Prime Minister of Portugal Prime Minister (Portuguese: "Primeiro-Ministro"; ) is the current title of the head of government of Portugal. As head of government, the Prime Minister coordinates the actions of ministers, represents the