The Window Based Apllication project is often used to develop Universal Apps, i.e. Apps that runs on iPad and iPhone devices. For Universal Apps you'll need seperate user intefaces for each device, the respective default folders to store the the XIBs for these interfaces are the iPhone and iPad folder.
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.