The way Spring Security is implemented is by a filter chain, and the plugin helps configure that. There are multiple steps involved in authenticating a user and checking that the user is authorized to access various urls. The controller is there as a helper, but the real work is done in the filters.
You can customize how it works, but it's not as simple as routing the logic through a controller.
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.