Not sure what Controller method is called to show your view with documentNumberList but you need to add that collection to the model passed to this view.
FYI LabelValue class is a simple DTO that we use to carry the drop down label and value items. It will have a label and value attribute, and the corresponding getters/setters.
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.