Mexico claimed U.S. gun companies' loose controls allowed for the weapons to be illegally trafficked into the country.

The case focused on whether the Mexican government could sue U.S. manufacturers over claims that they shared blame for ...

The Mexican government had sought to hold American gun manufacturers legally accountable for rampant cartel violence.

The Supreme Court handed down a unanimous opinion on Thursday that shuts down a lawsuit brought by the nation of Mexico against US gun companies. In Smith & Wesson v. Estados Unidos Mexicanos, Mexico ...

The suit also accused the companies of unlawfully designing and marketing their guns as military-grade weapons to drive up ...

The US Supreme Court threw out a Mexican government lawsuit that accused gunmakers including Smith & Wesson Brands Inc. and ...