Money - they didn't offer her enough money. They offered Ryan and Simon Cowell an obscene amount and she felt undervalued as she should. It was like a slap in the face to her.
She has been with the show from the very beginning and they didn't feel she was worth it apparently. Here is a link to an article about it newmusicreviews.net/the-reason-why-paula....
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.