Use $pc->post_count to get the number of posts returned by WP_Query and compare it to iterator.
You'll want to use the current_post and post_count properties of the query result with a ternary.
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.