But conflict has flared in Tamaulipas over the past 15 years as the incumbent Gulf Cartel – founded in Matamoros – fragmented, starting with its notoriously violent armed wing, Los Zetas.

Mexican authorities arrested five more people in connection to the kidnappings of four Americans in Matamoros, Mexico, Tamaulipas Attorney General Irving Barrios Mojica said on Twitter on Friday.

The FBI announced that four Americans who traveled from Texas across the border to Tamaulipas, Mexico, are missing after they were shot at and possibly kidnapped.

They were found in a house outside of Matamoros at about 8 a.m. Tuesday. Tamaulipas Attorney General Irving Barrios said no demands for ransom were made.

The state of Tamaulipas may not top Mexico's violence rankings, but the Gulf Cartel's fragmentation is raising concerns.

Law enforcement officials on Friday responded to the scene of the shootout in Matamoros and discovered the Americans’ abandoned white minivan with North Carolina license plates, Tamaulipas ...

The abduction took place on the streets of Matamoros, Mexico. The FBI is offering a $50,000 reward for the return of the Americans and the arrests of those involved.

Mexican President Claudia Sheinbaum announced Wednesday that she was reviewing taking legal action against SpaceX due to the environmental damage caused by debris from a Starship rocket explosion in ...

The Tamaulipas travel advisory also applies to diplomatic staff working in Mexico. U.S. government employees aren’t allowed to travel between cities in Tamaulipas using interior Mexican highways.

Elon Musk's SpaceX Starship spacecraft, launched near the border in Boca Chica, Texas, exploded once on May 27 and another ...

A 35-year-old man from Matamoros, Tamaulipas, Mexico, has been sentenced to 97 months in federal prison for possession of child pornography, according to U.S. Attorney Nicholas J.