Here's a place to start. Do a Google search... I did. Another thought - I bet you could make a decent wax melter out of a potpourri pot, like the kind that uses a tea candle.
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.