Julia Gillard took effect the following day, upon the swearing in of Rudd, and she made her final appearance in the House of Representatives shortly thereafter. Her parliamentary service ended at the dissolution of the Parliament on 5 August. By the conclusion of her tenure, Gillard overtook Gough Whitlam as the 14th longest–serving Prime Minister of Australia, having served in the position for three full years. She also became the longest–serving Prime Minister since John Howard's electoral loss in 2007; a record which has not been exceeded by successive Prime Ministers Rudd, Abbott, Malcolm Turnbull, or , current Prime Minister Scott Morrison.
Gillard Government Parliamentary member of the ALP Right Faction, nominated the government's handling of the way in which Rudd had "introduced the debate" about the Resource Super Profits Tax as one of the main considerations which had led to a shift in support from Kevin Rudd to Julia Gillard as leader of the party. After becoming Prime Minister, Gillard cancelled the Rudd Government's controversial $40 million advertising campaign supporting its mining super profits tax and called on miners to withdraw their own media campaign against the tax. Gillard pledged to re-negotiate the tax proposal and a revised Minerals Resource Rent Tax was