Perhaps conservatives are a little more self assured and look to music for contentment, not needing reminders of their political bent, as it would seem liberals need to constantly keep an"edge" on, personally I prefer classic country, modern country is nothing more than rock music with, a fiddle and steel guitar added, I don't listen to music to get fired up, but to relax, as we speak I keep George strait on xm radio as a background for mellow thinking 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.