If you had any real problems they should have manifested by now. If you are really concerned definitely go to the doctor. You will be fine.
As far as I am aware, nobody has every died from hitting their head on a soap dish. Perhaps you ought to seek treatment for your psychological issues.
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.