To be called a sovereign nation, a nation has to be able to control its own borders. It is controlling your own destiny in a way, and we don't control our own borders.
This issue, if not addressed, leaves any President, including George Bush, open to the criticism that they are essentially ignoring the destruction of the nation and I believe that with all my heart.
They view massive immigration as a massive infusion of potential voters for the Democratic Party, and therefore will do nothing, absolutely nothing to stop that flow of legal or illegal entrance into the country.
We strain to tell Americans and aliens in this country that there's nothing unique about America, nothing unique about American civilization, nothing that requires their allegiance, nothing of great value that they should sacrifice for.