There's a simpler, more immediate solution: stop importing foreigners that hold to an honor culture and have a low propensity for education. It's not working, so stop making it worse.
Sure, zero immigration, nationwide surveillance just in case, a level to firewall all social media platforms, and total ban on fps.
I prefer we just block candy crush personally, if it has any effect on instinctive violence and self control among youngsters at least it won't be a negative sum move.