What absolute nonsense. We do not have to shoot millions of people, as you go on to suggest. We merely have to make it clear that we will, if necessary, use whatever force is necessary to defend our borders. The alternative is a form of Communism, achieved by Gandhian tactics.
You mention the history of South Africa, with which I am well acquainted. Perhaps you would offer some suggestion of just what in the history of South Africa justifies your premise. I can assure you that, in hindsight, the South Africans would have done more to control the inflow from the North, had they realized where it all would end up.
A nation reflects the people of that nation. If you allow a wholesale repopulation of America, you change everything about America. That is not acceptable to any Conservative American. (See Immigration & The American Future.)
William Flax