You can't include() from a URL, as what this does is to attempt to run the generated code, which in this case, would be just a blank file. You need to use a local path. To get the directory of the current file, for example.
Inludes (and require) operate on file system paths, not on urls.
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.