Call USPS, also check your neighbors, the person might have delivered the package to the wrong house.
You can email them, call them, or send them a letter (depending on how clever you would like to be with addressing this issue) but all this info can be found on their website.
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.