One human smuggler who spoke to NBC News said the troops wouldn’t make a difference, but conceded stricter border policies had significantly cut into his business.

President Donald Trump threatens 25% tariffs on imports from Mexico — though so far only on steel and aluminum.

Since returning to office last month, U.S. President Donald Trump has initiated numerous tariffs and made even more frequent threats to impose levies on imported goods.

After steel and aluminium, US President Donald Trump has set his sights on slapping 25 percent tariffs on semiconductors, cars and pharmaceuticals. Here's a look who would be hit the hardest if US import tariffs on semiconductors,

The White House published three separate Executive Orders that imposed blanket tariffs on Canadian, Mexican and Chinese imports. The Executive Orders are all similar in scope, with each having a unique justification for imposing the associated tariffs.

Brazilian steelmaker Gerdau may opt to bump up its output capacity in the United States instead of building a new plant in Mexico, its CEO said on Thursday, as tariffs implemented by President Donald Trump shake up global trade.

Mexico boosted troop levels at the border after President Trump threatened a tariff on all Mexican goods coming into the U.S. Gabe Gutierrez got exclusive access, and takes a look at whether or not the uptick in troops will impact the flow of illegal immigration and fentanyl into the U.

The leaders of Mexico and Canada have been willing to appease U.S. President Donald Trump to avoid tariffs on their products.