[pclmulqdq]

The Brazilian government keeps the crime contained to specific areas, where it gets extremely bad. In the US, a generalized lack of enforcement means small amounts of nuisance crime spread around.

[ares623]

uhh, could it be perhaps you've just been living in the "specific areas" where crime is "contained" in the US.

[pclmulqdq]

If you mean “cities” then yes. Google the word “favela” if you want to see how things work in Brazil.