I believe a problem like this is caused by humidity. I found this site that you can check out for cleaning and protecting solutions that you can apply to a vinyl case. hubpages.com/hub/Tile-adhesive-Choosing-....
Hopefully you weren't with someone else, and that'll eliminate that theory :) JRod.
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.