GDP is a bad predictor of living conditions. Consider also that most EU police will never be victims of assault, let alone with a weapon like a knife or a gun.

GDP is a bad predictor of living conditions. Consider also that most EU police will never be victims of assault, let alone with a weapon like a knife or a gun. With or without guns, there is a higher tendency for violence in some places in the US, even though it's been decreasing steadily.