Event #1
Off Darwin, NT, HMA Ships DELORAINE, KATOOMBA, and LITHGOW, (corvettes), with the USS EDSALL, (destroyer), took part in depth-charge attacks which destroyed the Japanese submarine I124, the first warship of the Japanese navy to fall victim to the RAN in WWII.

Event #2
The Bathurst class minesweeper, (corvette), HMAS ROCKHAMPTON, was commissioned.