1949 Australian federal election 1949 Australian federal election Federal elections were held in Australia on 10 December 1949. All 121 seats in the House of Representatives and 42 of the 60 seats in the Senate were up for election. The incumbent Labor Party, led by Prime Minister Ben Chifley, was defeated by the opposition Liberal–Country coalition under Robert Menzies. Menzies became prime minister for a second time, his first term having ended in 1941. The number of MPs in both houses had been increased at the election, and single transferable vote under a proportional voting system had been introduced in the Senate. Though Labor
Deputy Prime Minister of Australia leader of the Country Party (subsequently the National Party). That continues to be case when the Coalition is in government. In the case of Labor governments, the party's deputy leader was and continues to be the Deputy Prime Minister. On 19 December 1967, John McEwen, the long-serving leader of the Country Party in the Coalition government, was sworn in as interim Prime Minister following the sudden death in office of Prime Minister Harold Holt. (There was discussion that deputy Liberal leader and Treasurer William McMahon should assume the office. McMahon had planned a party room meeting on 20 December to