Edward Villiers, 5th Earl of Clarendon a seat he retained until the following year, when he succeeded his father in the earldom and took his seat in the House of Lords. In 1895 he was appointed a Lord-in-waiting in the Unionist administration of Lord Salisbury, a position he held until 1900, when he was promoted to Lord Chamberlain of the Household and admitted to the Privy Council. He retained this office also when Arthur Balfour became Prime Minister in 1902. The government fell in December 1905 and Clarendon was never to return to office. Apart from his political career Lord Clarendon was also Lord-Lieutenant of Hertfordshire
Deputy Prime Minister of Australia and Julia Gillard. In both cases, they succeeded incumbent Prime Ministers who lost the support of their party caucus mid-term and their election as party leader preceded their predecessor's resignations and their subsequent appointments as Prime Minister. Frank Forde, who had been deputy Labor leader when John Curtin died, was interim Prime Minister between 6 and 13 July 1945, when a leadership ballot took place that elected Ben Chifley as Curtin's successor. In November 2007, when the Australian Labor Party won government, Julia Gillard became Australia's first female, and first foreign-born, Deputy Prime Minister. In 2017, the position became vacant