No nation is a greater threat to American citizens...how you ask?
Nobody commits more crime against and kills more Americans than Mexicans
Nobody costs Americans more money than Mexicans
Mexicans represent the greatest threat to our political systems
Set semantics aside and think about it.
I've often considered that the annexation of Mexico is the only viable solution.
Why would we want even more poor, unskilled citizens?
Call it a... "Compromise". Instead of them coming here for the "American Dream". Take the "American Dream" to them.
Granted there would be staging involved in order to help bring them up to speed, before they get "the whole enchilada" so to speak. But its better than them willingly displacing themselves into our native territories.