During the tariff showdown, the U.S. pledged to stem the smuggling of weapons into Mexico. But this will be no easy task.

Mexico is pursuing diplomatic and legal solutions to the flow of illegal U.S. guns fueling crime and violence across the country.

Castro is among several lawmakers who say the 'Stop Arming Cartels Act' would help strengthen rifle regulations and stem the ...

Mexico tightly controls gun sales, making them practically impossible to obtain legally, and has repeatedly urged Washington to tackle arms trafficking across the border from the United States.

The US president had said a 25% import tax on goods from Mexico would begin on Tuesday, along with tariffs on goods from Canada and China.

"If there is such an alliance anywhere, it is in the U.S. gun shops that sell high-powered weapons to these criminal groups," ...