PC Inspector File Recovery" tool may help you. Also, do not write any files on to your SD card unless you're done with recovery because writing anything to the card will rewrite blocks of your lost files further and fail their recovery.
I cant really gove you an answer,but what I can give you is a way to a solution, that is you have to find the anglde that you relate to or peaks your interest. A good paper is one that people get drawn into because it reaches them ln some way.As for me WW11 to me, I think of the holocaust and the effect it had on the survivors, their families and those who stood by and did nothing until it was too late.