Binary trees (one of your tags), particularly binary search trees are practical for some everyday programming scenarios (e.g. Sorting).
Here is a brief history to help your understanding and I will get to your question at the end.
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.