America has a gang problem. The Gangsta culture only contributes to it. It has been on the rise since the 1980.

Most dangerous neighborhoods in America: http://www.neighborhoodscout.com/nei...neighborhoods/

The most dangerous neighborhoods around the world can be found here: http://www.complex.com/city-guide/20...neighborhoods/

But this list comes from 2011. The only one in Europe is the Solntsevo neighborhood in Moscow.

This one: http://alizul2.blogspot.de/2012/11/1...-in-world.html

Is from 2012 and lists some US cities among the most dangerous, though how they developed the stats, I don’t know.