There is anxiousness and uncertainty of what exactly the new tariffs will be and how they could impact the economy of El Paso-Juárez Borderland, which relies on trade between the neighboring nations. Mexico is the largest international trading partner for the United States and the state of Texas.

A line of Mexican National Guard and Army trucks are rumbling along the border separating Ciudad Juárez and El Paso, Texas, among the first of 10,000 troops Mexico has sent to its northern frontier following tariff threats by President Donald Trump.

U.S. President Donald Trump's ability to swiftly impose, and then delay, tariffs on top trading partners has left world markets swinging one way and then another. Last weekend, for example, he announced sweeping tariffs on Canada,