Have her with two people! I'd suggest you just have to either avoid the situations that produce unwanted behaviour, or get her to understand she needs to SHUT UP. I don't normally do physical correction, or need to, but using a water spray MIGHT work.
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.