"Five years ago, the Philadelphia police thought that carrying Arabic-language flashcards was enough to warrant the arrest of an innocent traveler." From a norwegian standpoint, where police are not allowed to wear guns, it's fascinating to see how the answer to security problems is more police, harder prison sentences and more violence. What about increasing happiness? In northern Ireland they eventually got rid of…
I don't know that it's worthwhile to compare small countries with ethnically homogenous populations, homogenous communities, different social values, and citizens with reduced access to weaponry to a large, ethnically diverse nation, with diverse and segregated communities, with different social values and history, and citizens with greater access to firearms.
What I think you mean to say is "populations that are treated with equal discretion and respect by police, and, when they are very young, by school discipline."
Otherwise someone might think you are a racist.