Prime Minister of the United Kingdom constitutional tradition. First, the Act removed the Sovereign from the election process and the choice of Prime Minister. Slowly evolving for 100 years, this convention was confirmed two years after the passage of the Act. In 1834, King William IV dismissed Melbourne as Premier, but was forced to recall him when Robert Peel, the King's choice, could not form a working majority. Since then, no Sovereign has tried to impose a Prime Minister on Parliament. Second, the Bill reduced the Lords' power by eliminating many of their pocket boroughs and creating new boroughs in which they had no influence. Weakened,
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