The scope is, just as usual, delimited by { and } .
The scope of be is the block. You have only one block which includes all cases. That's why you get a compile error when you redeclare be in your second case.
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.