Prime Minister of Australia prime minister, otherwise William McMahon63. Robert Menzies was the oldest person to ever be prime minister, leaving office at 71 years old. The longest-serving Prime Minister was Sir Robert Menzies, who served in office twice: from 26 April 1939 to 28 August 1941, and again from 19 December 1949 to 26 January 1966. In total Robert Menzies spent 18 years, 5 months and 12 days in office. He served under the United Australia Party and the Liberal Party respectively. The shortest-serving Prime Minister was Frank Forde, who was appointed to the position on 6 July 1945 after the death of
Chancellery of the Prime Minister of Poland Chancellery of the Prime Minister of Poland The Chancellery of the Prime Minister of Poland (Polish: "Kancelaria Prezesa Rady Ministrów"), or KPRM, is the executive office for the Prime Minister of Poland. Created under the administrative reorganization reforms by the government of Włodzimierz Cimoszewicz in 1996 and implemented in the following year, the Chancellery assumed many responsibilities of the previous Office of the Council of Ministers ("Urząd Rady Ministrów"). In addition to serving as the premier's office, the Chancellery oversees the technical, legislative, legal and organizational support for the Prime Minister, Deputy Prime Minister and the Council of Ministers. The