It's good to keep the separation between your database connection and any business logic, so your example is good. There are just a couple of extra things that need sorting out, namely how the application logic has access to the database handler. Here's an example.
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.