The reason why your C is not loaded is because you are not including it in your query. You must use.
You are using IList> as filters. This makes it a LINQ-to-Objects query. Thats why you are complaining C collection is empty.
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.