Well. That person should just stop participating within that group. Withdraw for a period of time.No apologies.
These sites in general are not places for easily led people. One is of little importance really apart from being used,if they allow it.
Of course not. How can they possibly harm you? Just don't do what they ask: it really is that simple.
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.