He sold it for so little because he was fighting the Haitan War, and lost. Since he lost, he didn't need the land - the land acquired from the Lousiana Purchase - became useless to him. So when US offered to buy a part of it, he offered the entire thing for decent 15 million dollars.
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.