Portal:Military history of Australia/Selected anniversaries/September/September 16
- 1942 – Japan's advance in the Owen Stanley Range is stopped at Ioribaiwa
- 1943 – Japanese troops abandon Lae, Papua New Guinea after heavy fighting following the Landing at Lae
- 2006 – HMAS Westralia (O 195) decommissioned and HMAS Sirius commissioned.