They will be able to see it likely just with your name but be unable to reply to it or click on your profile. However, if you delete your account or they also block you at the same time they won't see a name just "Facebook User.
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.