Mexico has always been our enemy and has never been a friend of the United States. As far as I am concerned, we should tax remittances to Mexico and Latin America at 100% and stop all trade as they have nothing we want or need.
Put land mines on the entire border, troops with orders similar to the South / North Korea border and close the border for good. Aggressive kick-out every single illegal from every country.
Of course none of this is going to happen, but it is what I would want. We should shun Mexico and move on. Mexico is nothing but a major drag to the US culture and economy.
Here’s both Trump’s admitted limpness on the issue — and an article clearly outlining how he could have stopped it all long before now:
https://sidneypowell.com/media/the-ultimate-betrayal-the-truth-about-the-invasion-of-america/