Though it is not widely discussed, still there are a lot of sacrifices and efforts, worth to mention. A few of them are here to get some infos .. Flag Officers-Commanding > http://ibiblio.org/hyperwar/UN/India/RIN/RIN-A6.html North Atlantic & Mediteranean Operations - RIN > http://www.ibiblio.org/hyperwar/UN/India/RIN/RIN-12.html Types of Ships and casualties > http://www.naval-history/xDKCas2520-RIN.htm Here you may see an example of Their effort, RIN Sailors sinking a Jap submarine >