Map a network folder or use a service like dropbox or similar. A local db is nice to have though and doesn't take up too much resources.
Basically you want some sort of shared filesystem. There are lots of options: a samba share, an NFS-mounted directory, Dropbox (or a similar service), etc. I would suggest looking into the available options to see what suits your infrastructure best.
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.