He is not, Peter has a natural violent nature, jealousy provokes him to be violent in the book. Ender, on the other hand, does not attack or threaten others unless in the act of self-defense.
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.