They can do this because NOTHING is going to happen to them. The Administration has already made it clear it has NO intention of enforcing the law. So the illegals demand we give them our country. They know who our leaders side with and it ain't the American people.
"Show me just what Mohammed brought that was new, and there you will find things only evil and inhuman, such as his command to spread by the sword the faith he preached." - Manuel II Palelologus