[Xist]

Tracts and tracts of people want the U.S. to have an open border:

To be clear, there are not any countries in the world that operate on a fully open border system. This would mean that people could enter and exit countries at their leisure, which sounds very convenient to tourists and anyone who wants to travel around the world without restrictions. However, this is quite a danger to quite literally everyone involved [w]ithout checking the details, information, and intentions of people before they enter a country,

http://worldpopulationreview.com/cou...-open-borders/

Mexico enforces their southern border: https://www.wsj.com/articles/tension...la-11579563320