Records of Prime Ministers of the United Kingdom combined with his first term (13 July 176530 July 1766) his total time in office was 1 year and 113 days, which exceeds the total periods of several other Prime Ministers. (The Duke of Wellington had also served as Prime Minister between 1828 and 1830.) Consequently, the Prime Minister with the total shortest period in office was George Canning, whose sole term lasted 119 days from 12 April 1827 until his death on 8 August 1827. The Prime Minister with the longest period between the start of their first appointment and the end of their final term was the Duke
Historical rankings of Prime Ministers of Australia Five points were awarded to each historian's choice as the best and worst prime minister, and so on down to one point for the fifth-best and fifth-worst prime ministers. Alfred Deakin was a unanimous choice as Australia's best prime minister, winning full votes from each selector; Robert Menzies also appeared on every "best" list. No one prime minister appeared on all six "worst" lists, although William McMahon appeared on five and James Scullin on four. Several prime ministers appeared on both "best" and "worst" lists, sometimes from the same selector. Stuart Macintyre considered Menzies to be Australia's second-best prime minister