An ad impression is how many times your ads have shown up to visitors. Remember 60% of the time your ads will show, while the other 40% HubPages will show their ads. Other factors also can reduce the ad impressions is ad blockers, and similar programs.
Your ad impressions will increase, just try and be patient, and promote, promote, promote.
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.