There's 2 user privacy settings on Facebook which would prevent that data coming back from the API - one is if they completely disable platform, and the other is 'How people bring your info to apps they use' - both settings are on the privacy settings page of their profiles ( https://www.facebook.com/settings/?tab=privacy - click 'Apps and Websites').
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.