So another words, we can't stop it, we have no right to a sovereign nation because citizens of another country might get angry at us, so lets just throw open the border put all illegals on welfare and support them in the manner they are not accustomed to and smile while embracing the destruction of our own country. Is that what you are saying?
Well hell's bells, we can't stop murder either, so lets legalize that too.
If you look at a map, Mexico southern border is quite narrow. Our leaders look at maps and would much rather defend a narrow border then a large one. This is one of the things driving the NAU.
Don't shoot me, I am just reading the tea leaves.