The spinner onItemSelected listener is getting fired off when the layout first renders (and of course when you change the selection), which may be too soon in the activity lifecycle for a toast message to have a good context. Wrap your toast with a try-catch and see if that catches the exception, or if the exception is being thrown elsewhere.
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.