A member of the Los Zetas cartel is expected to spend the rest of his life in a Mexican prison after receiving a sentence of ...

The statement — signed by the head of the Gulf Cartel’s Los Rojos faction and the leader of the Zetas’ faction “Zetas Unidos” — claims the drug cartels agreed to the alliance because they want peace ...

Los Zetas, which was originally the armed wing of the Gulf Cartel, is infamous for its brutal violence and role in several atrocities, such as the 2011 San Fernando massacre where 193 bus passengers ...

A suspected drug trafficker for the Los Zetas drug cartel wanted for serious crimes has been extradited from Mexico to the United States, according to the U.S. Attorney’s Office. Juan Carlos Sanchez ...

Mexican drug kingpin Osiel Cardenas Guillen, former leader of the notorious Gulf Cartel and Los Zetas criminal gang, was released Friday from a U.S. prison and handed over to the immigration ...

A faction of the depleted Zetas drug cartel has joined forces with its longtime rival, the Gulf Cartel, to form the so-called “Carteles Unidos” (United Cartels), according to the jailhouse ...

Los Zetas got their start as enforcers for one of Mexico’s oldest drug trafficking groups, the Gulf Cartel, which traces its roots to the 1930s, said University of Texas-El Paso anthropology ...

• Tried to recruit U.S. gang members in Houston to join Los Zetas’ war against the Gulf Cartel on both sides of the border. • Was buying AK-47 semi-automatic assault rifles from the Tango ...

“The Gulf Cartel is engaged in a large, bloody game of ‘whack-a-mole’ in which its dual opponents [Los Zetas and Mexican authorities] further stretch its resources,” STRATFOR notes.

The Zetas, meanwhile, were turning against their creator and patron, the Gulf cartel, for which the Zetas had served as muscle.

The Gulf Cartel began falling apart in 2003, after the arrest and extradition to the United States of its top leader, Osiel Cárdenas Guillén. Soon, the Zetas began competing for the Gulf Cartel’s ...