interstate commerce

Issue: California passed a law mandating that chickens on factory farms must have room to spread out and turn around in their cages. It was decided that 200 square inches per egg laying hen would be sufficient. This law was passed in 2008 and is to go into effect in 2015. This law would apply to...

http://www.nbclosangeles.com/news/local-beat/Power-Play-Over-Immigration-Law-94251079.html "An Arizona utility commissioner said he's willing to pull the plug on Los Angeles if the city goes through with a boycott of his state...

http://www.azcentral.com/news/election/azelections/articles/2010/04/05/20100405arizona-gun-rights-bill-governor-signs.html "The other bill declares that guns manufactured entirely in Arizona are exempt from federal oversight and are not subject to federal laws restricting the sale of firearms...