Andrew Murray, 1st Viscount Dunedin Trinity College, Cambridge. Murray was called to the Scottish Bar in 1874 and became a Queen's Counsel in 1891. The latter year he was also elected Member of Parliament for Bute, a seat he held until 1905, and appointed Solicitor General for Scotland in Lord Salisbury's Conservative administration. The Conservatives lost power in 1892 but when they returned to office in 1895 under Salisbury, Murray was once again made Solicitor-General for Scotland. In 1896 he was promoted to Lord Advocate and sworn of the Privy Council. He remained as Lord Advocate when Arthur Balfour became Prime Minister in 1902, but
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