Lennie dies when George shoots him in the back of the head during the final chapter (chapter 6). George shoots Lennie to spare Lennie from being lynched by Curley and his mob. Curley is an angry, violent man who wouldn't listen to reason (reason being - that Lennie never meant to kill Curley's wife, and that her death was purely an accident), and also because he wants revenge since Lennie busted his hand.
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.