I feel like stirring the pot on this one. I'll probably re-visit this topic every once in a while. Venezuela in their infinite wisdom and desire for a scape goat has decided to ban violent video games all together.
www.gamepolitics.com/2009/11/05/venezuelan-game-ban-okayed-gamer-reacts It was suggested by one of my video game web comics that this would be a good example of whether violent video games has an affect on the violent tendencies of society. Well, here are my findings of today's violence weather reports in Venezuela:
https://www.osac.gov/Reports/report.cfm?contentID=113964 So, it appears that violence has decreased slightly still remains the murder capital of the world. Belief that their government is a complete tool box is on the rise however...
Edit: I am not without error. This article
www.gamepolitics.com/2010/03/08/venezuela-reportedly-enacts-violent-game-ban says that the ban has only happened recently so there is no possibility of any change being viewed. I remain skeptical since violence is so pervasive there.