Look its her opinion. But don't base your life on someone else's opinion. You need to do what is best for you no matter what Grandma says.
You two may have to prove yourselves to her. Do that by doing right and doing what is right for YOU! Cause Grandma doesn't live your life.
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.