Current thought is that cats were first domesticated in the fertile crescent region...here's an article detailing a DNA study done to trace the origins of the common house cat: news.bbc.co.uk/2/hi/science/nature/62514....
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.