Iit's a mystery whether or not they're actually blood brothers. Regardless, they feel that they are, which is all that really matters in their (and our) eyes. In the "Next Mutation" series, Leonardo stated in the first episode that the Turtles are not blood-related but are brothers in the sense that they were raised as such (thanks to Dan Calkins for pointing this out).
This statement opened the door for the Turtles to flirt with Venus without concerns about correlations to incest. 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.