This is a hard question to answer simply because the rules change from state to state in this country. There are cities in the US where you cannot own a Pit Bull. What is crazy about the United States, is that if you have the proper paperwork and enough room for an exotic creature... you can have almost anything.
I live in the Southern US and people down here and in Florida actually get small alligators as pets. People have also been known to house monkeys, large cats and other large animals. While researching... I even found a 'Hub Page' for taking care of your pet sloth!
hubpages.com/hub/How-To-Take-Care-Of-The... Look at Michael Jackson when he was alive. He had what ever animals he wanted on his Never Land Ranch. Again... depending on where you live, how much paperwork you can push, you can have your own private mini zoo if you can afford it!
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.