Compared to other countries, You hear about American Coppers, other countries suppress the "naughty bits" about their cops. American cops are pushing for that too, by not allowing themselves to be recorded. Your confrontation, was it actually a cop or security man.
You could have gone to the Front of the Line, since you were already paid up, and it was a done deal that only needed to be completed.. Your London bobby doesn't have a gun so of course he will be more polite (when not in groups).
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.