Do white blood cells play a role in the immune system?

Yes. White blood cells are one of the most important operational cells of the immune system. There are several sub classes of white blood cells that play crucial functions in the immune system.

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.