On This Day – by era
- 1770-1849 > First Fleet and RN
- 1850-1899 > Colonial Navies & RN
- 1900-1913 > Federation, RAN and pre-WW1
- 1914-1918 > WW1
- 1919-1938 > Depresssion and between the wars
- 1939 > WW2
- 1940 > WW2
- 1941 > WW2
- 1942 > WW2
- 1943 > WW2
- 1944 > WW2
- 1945 > WW2
- 1946-1959 > Post WW2
- 1960-1975 > Vietnam era
- 1976-1999 > Post Vietnam
- 2000-present-day