Yes. It is a custom that got started that is not true. But one has to be very careful to make sure that the mourner has what to eat, as s/he should not leave the house.(unless there is no food and s/he needs to eat, or life threating, etc.).
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.