The McMahon ministry (Liberal–Country Coalition) was the 46th ministry of the Australian Government. It was led by the country's 20th Prime Minister, William McMahon. The McMahon ministry succeeded the Second Gorton ministry, which dissolved on 10 March 1971 following the resignation of John Gorton as Prime Minister. The ministry was replaced by the First Whitlam ministry on 5 December 1972 following the federal election that took place on 2 December which saw Labor defeat the Coalition. As of 26 January 2023, Tom Hughes is the last surviving Liberal member of the McMahon ministry, while Ian Sinclair and Peter Nixon are the last surviving Country members. Malcolm Fraser was the last surviving Liberal Cabinet minister, and Tony Street was the last surviving assistant minister. Cabinet Outer ministry Assistant ministers References Ministries of Elizabeth II Australian Commonwealth ministries 1971 establishments in Australia 1972 disestablishments in Australia Cabinets established in 1971 Cabinets disestablished in 1972