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- 1927 – The steamer Tahiti collides with the ferry Greycliffe in Sydney Harbour killing 40.
- 1984 – The National Film and Sound Archive was opened in Canberra.
- 1985 – The first Australian Formula One Grand Prix takes place on the streets of Adelaide (see map of the circuit at right).
- 1995 – After a six month trial, David Harold Eastman is convicted by a jury of the assassination of AFP Assistant Commissioner Colin Winchester.
- 1999 – The Reserve Bank announce an interest rate increase of 0.25%, the first since 1994.