Warm colors seem to pop out towards the viewer, cool colors seem to recede away An artist can create the illusion of perspective by keeping this in mind. In realistic landscapes mountains in the distance will be cooler colors than the scene in the foreground.
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.