The Guadalajara Cartel (Spanish: Cártel de Guadalajara) was a Mexican drug cartel which was formed in the late 1970s by Rafael Caro Quintero, Miguel Ángel Félix Gallardo, and Ernesto Fonseca Carrillo in order to ship cocaine and marijuana to the United States. Among the first of the Mexican drug trafficking groups to work with the Colombian cocaine cartels, the Guadalajara Cartel prospered from the cocaine trade. Throughout the 1980s, the cartel controlled much of the drug trafficking in Mexico and the corridors along the Mexico–United States border. It had operations in various regions in Mexico which included the states of Jalisco, Baja California, Colima, Sonora, Chihuahua and Sinaloa among others. Multiple modern present day drug cartels (or their remnants) such as the Tijuana, Juárez