Knife laws are terrible in some states. There needs to be an NRA for knives.
I think there is one. I would have heard about it here, over the years.
Knife Rights
http://www.kniferights.org/index.php?option=com_frontpage&Itemid=1
They are a small organization that hit way above their weight class.
They are the second front in the war to restore the Second Amendment.