You have two group by clauses in the statement; that is invalid SQL . Do your first group by, then a comma, then your second group by. Your Having clauses should come after using ORs and ANDs to join them into a logical statement.
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.