Not sure if it works that well for this particular case, but generally I've found it easiest to test these sorts of things indirectly via the stub.
You can use the Do() functionality in order to achieve dynamic return value. For example.
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.