I did a search engine look for those bags and could not find them on-line either. I did find this website though, that sold trash bags in bulk for reasonable prices: URL1 Maybe you can find a substitute.
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.