What would you like to limit violence to, be very specific and we'll discuss within the limitations you put on it.
How about "behavior involving physical force intended to hurt, damage, or kill someone or something"? Just the first definition I found.
You have already made up your mind as to what you will consider as significant and if anyone claims differently to your opinion then they (as far as you are concerned) are wrong and to be considered less than reliable.
No, it's just that you haven't offered anything at all to support your assertion that society is getting more violent, and instead set up avenues whereby you can dismiss any contrary evidence presented.
Let's see - Florida, Police shoots autistic man's carer - Man charged in fatal shooting of Kansas police officer - are just two of the stories for today.
Which demonstrate nothing about any trends.
As a nation you have something no other nation has and you just fritter it away.
However it is a complete failure by any other measure and what most people fail to understand is that it does negatively impacted the lives of every citizen and to a greater extent then the problem it was intended to fix.
I think you're right, and most people don't realize that the main issues with illegal drugs - violence and other crime, and incarceration - are due to the "illegal" part, not the "drug" part.
As for the attempted misdirect - there is a greater likely hood of an American Tourist getting robbed or killed than a Foreign Tourist getting stopped by a State Trooper after committing a traffic violation:
I don't know if you believe otherwise, but your reference to one such incident does not prove your claim.