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- 1852 – the Supreme Court of Victoria sits for the first time in Melbourne.
- 1954 – Queen Elizabeth II plants a tree at the Australian War Memorial to mark the beginning of the Remembrance Driveway between Canberra and Sydney.
- 1964 – HMAS Voyager collides with HMAS Melbourne and sinks south-east of Jervis Bay, killing 82.
- 1973 – Australia's first legal casino, the Wrest Point Casino, opens in Hobart, Tasmania.
- 1981 – Townsville International Airport opens in Queensland.