Operation Collie

Its objectives were, firstly, naval bombardment and aerial strikes on Japanese positions in the Nicobar Islands,[1] particularly on Nancowry Island;[2] secondly, providing cover for minesweeping operations in advance of a possible invasion;[1] and thirdly, making carrier raids on Japanese airfields in northern Sumatra.

[2] These measures were a prelude for an invasion, Operation Zipper, which was never carried out due to the Surrender of Japan.

[1] The carriers transported Grumman F6F Hellcats of the 884 Naval Air Squadron, which flew 82 sorties.

[1] Accounts of casualties vary, but one report indicates that two pilots were killed, one during take-off, one in action; and six aircraft were lost, three to enemy action;[1] while another indicated that seven aircraft were lost from the Ameer, with all pilots rescued.

[4] Overall, the mission was a success, with one report noting that "three flotillas of minesweepers cleared 167 mines off the northwest coast of Malaya and from the waters around the Nicobars.