Colombia isn’t the first nation to have materially countered Trump’s deportation plans. Still, its tiff with the U.S. is indicative of some lesser-known trade entanglements between North and South America—and of the potential for the Trump administration to hurt Americans’ pocketbooks in its craven pursuit of mass deportations.

When Colombia’s president, Gustavo Petro, refused military planes carrying deportees, infuriating President Trump, he revealed how heated the question of deportations has become.

The nations spent much of the day in a tense standoff, with the U.S. president threatening tariffs and visa restrictions after Colombia turned away two deportation flights.