Once you grant the publish_stream permission, no need for the access_token . So removing it and using something like this would work even without a valid session (just an example).
Access token is not permanent in facebook oauth implementation. You need to renew it in the begin of your working session.
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.