Depends on the material of the sofa, if it is leather you can try windex, otherwise you may need to seek professional cleaning.
There are several different things you can try to remove nail polish from carpeting. Try spraying glass cleaner on the area, then dab up the nail polish. You can also try non-acetone nail polish remover, using a clean cloth in between dabs.
Don't rub it in! Just dab at the stain until it's gone. More.
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.