Create a structure outside loop and and setting variable within loop can solve the problem. In a current scenario each time loop run its create a new structure.
Running a query inside a loop is almost always a bad idea. In your case, a better option would be.
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.