It is a hobby. But you can earn a little bit from it. Don't expect to earn anything, if you are not serious about creating hubs.
Its my hobby. But after 50 hubs on hub pages it provides a Google adsence option from which you can earn a little bit from 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.