We've never had such a large and homogeneous, non-English speaking population, including millions of illegals, from a contiguous country, with a growing non-English mass media market inside our borders before.
Accurate historical analogies don't need to be such a struggle for you, but you'll need to acquire some intellectual honesty to be up to the task.
So? How does that hurt you? If you don't like Mexican food don't go to Mexican restaurants.
The Mexican immigrants I have known love America and have no desire to overthrow our government and subject themselves to Mexican rule. That's just kook talk.
Or did you fall for Buchanan's "fear commercial" that you could choke on a meatball if the 911 operator is bilingual?