Google Squared is basically Google Sets, but it seems to have been thought out more clearly. Basically Google Squared seems to be able to find additional information better than Google Sets, and it presents the information in a more meaningful way.
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.