They have kits for it at Cabelas, check out their site, Gander Mountain should have one too, and maybe bass pro shops, just look around, its like stencils and they give you paint, but you can supply your own with the stencils. More.
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.