.,.fhvia By unicornpoop Aug 5, 1835 John Batman sails to the mouth of the Yarra from Tasmania in the Aug 8, 1835 Melbourne is founded by John Batman and John Pascoe Fawkner Jun 1, 1837 First inner-city land sale Aug 8, 1847 Melbourne declared a city by Queen Victoria on 25 June. Jan 1, 1851 Victoria becomes a colony, separate from New South Wales Aug 8, 1861 Melbourne's population reaches 125,000 Aug 8, 1865 Melbourne overtakes Sydney to become Australia's most populous city Aug 8, 1901 The Commonwealth of Australia is formed. Melbourne becomes national capital Aug 8, 1902 Sydney recovers title from Melbourne as Australia's most populous city Mar 1, 1975 Colour television introduced.