03/19/2026
March 19, 2026—In a landmark case that made its way to the U.S. Supreme Court, Mexico and a team of lawyers sued U.S. gun manufacturers for crimes committed by criminals and cartels armed with military-grade U.S.-made weapons. The Supreme Court shut that case down last June, upholding immunity for gun makers. But the story didn't end there. The case garnered worldwide attention—a factor that impacts policymaking today. Moreoever, the litigating team is still active.
Arizona Case Against Gun Dealers
In the current case, Estados Unidos Mexicanos v. Diamondback, Mexico alleges that dealers in the United States knowingly sold guns to straw purchasers and traffickers.
In this case, Mexico and its lawyers argue that the Defendants “systemically participate in trafficking military-style weapons and ammunition to drug cartels in Mexico” through “reckless and unlawful business practices,” such as straw sale, bulk sales, and repeat sales.
Interview with Attorney Jonathan Lowy of the Global Action on Gun Violence:
March 18, 2026—In a landmark case that made its way to the U.S. Supreme Court, Mexico and a team of lawyers sued U.S. gun manufacturers for crimes committed ...