Under the current "short scale" of numeration, a "trillion" is one thousand billion or 10 12 (The superceded "long scale" used names that increased by a factor of one million, making the old billion 10 12 and the old trillion 10 18 ) So a trillion = one thousand billion or one million million.
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.