NOGALES, Mexico — When President Donald Trump threatened 25 percent tariffs unless Mexico put a halt to fentanyl trafficking, the government snapped to attention. Mexican President Claudia Sheinbaum ...

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.

The troops searched the vehicle, finding a plastic bag of fentanyl pills under the spare tire. Since Operation Northern Border kicked off on Feb. 5, Mexico’s national guard has seized more than ...

Mexico’s president ... The US Department of Defence has ordered 1,500 additional active-duty troops there to tackle the national emergency declared by Mr Trump. Airborne surveillance has ...

Another 600 Army and Air Force troops were announced Tuesday for deployments to the U.S. border with Mexico as President Donald Trump touted a dramatic decrease in migrants arrested for unauthorized ...

Prosecutors in Mexico confirmed the discovery of hundreds of clothing items and bone fragments by a group of people searching for relatives at a previously known cartel training site.

The Pentagon is sending about 3,000 more active-duty troops to the U.S.-Mexico border as President Donald Trump seeks to clamp down on illegal immigration and fulfill a central promise of his campaign ...

WASHINGTON — In recent days, the Trump administration has ramped up CIA surveillance drone flights over Mexico, formally designated drug cartels as “foreign terrorist” groups and floated the ...

Trump, such as deploying troops, with greater security cooperation behind the scenes and a modest dose of pushback against Mr. Trump on subjects like renaming the Gulf of Mexico. It’s not an ...

President Donald Trump's nominee for U.S. ambassador to Mexico on Thursday did not rule out unilateral U.S. military action ...

Guatemala’s Department of Defense did not specify the number of military personnel being deployed, but this week, Sáenz told ...