You need to register your application at http://developers.facebook.com/apps and get the API keys. Both Gtalk and Facebook chat are built on XMPP protocol. So you can set up an XMPP chat client which will connect to both.
Yes you can connect using digest MD5, where you need to pass the username and password. Go through the XMPP protocol to get a better understanding on digest MD5.
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.