1949 Australian federal election of Representatives was enlarged from 74 to 121 seats and the Senate from 36 members to 60 members. All 121 lower house seats, and 42 of the 60 upper house seats, were up for election. The Chifley Government was defeated, ending the longest period of Labor Federal Government in Australian history up to that date (1941–49). Labor would not return to office until 1972. Robert Menzies became Prime Minister for the second time, and the Liberal Party of Australia won government federally for the first time. 1949 Australian federal election Federal elections were held in Australia on 10 December 1949.
Prime Minister of the United Kingdom of government in the United Kingdom. The political position of Prime Minister was enhanced by the development of modern political parties, the introduction of mass communication (inexpensive newspapers, radio, television and the internet), and photography. By the start of the 20th century the modern premiership had emerged; the office had become the pre-eminent position in the constitutional hierarchy vis-à-vis the Sovereign, Parliament and Cabinet. Prior to 1902, the Prime Minister sometimes came from the House of Lords, provided that his government could form a majority in the Commons. However as the power of the aristocracy waned during the 19th century