Prime Minister of Australia Prime Minister of Australia The Prime Minister of Australia is the head of government of Australia. The individual who holds the office is the most senior Minister of State, the leader of the Cabinet. The Prime Minister also has the responsibility of administering the Department of the Prime Minister and Cabinet, and is the chair of the National Security Committee and the Council of Australian Governments. The office of Prime Minister is not mentioned in the Constitution of Australia but exists through Westminster political convention. The individual who holds the office is commissioned by the Governor-General of Australia and at
Prime Minister of Denmark "Council President" (). Carl Christian Hall became the first Prime Minister/Council President to lead a political party (the National Liberal Party). The modern Prime Minister's Office was founded on 1 January 1914, when the Council Presidium was established as a department under the Prime Minister, when it had previously existed as an informal council gathered by the Prime Minister. The title of the Prime Minister changed again in 1918 under the Premiership of Carl Theodor Zahle, becoming titled the "Minister of State" (in-line with its Scandinavian neighbours, Norway and Sweden), which it remains to this day. By the mid-nineteenth century