Just wanted to add this information so that people searching are helped.
Slug=abc. The params must be a QueryString parameter and not part of the url like your above examples. The reason for this is most likely because Caching happens before any url mapping and that mapping isn't included in the cache.
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.