You could go with a DOM parser if you like, and it might make your life a bit easier, but if for some reason you want to stick with NSXMLParser, keep reading.
You can read an official Event-Driven XML Programming Guide and the tutorial.
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.