Mexico’s most wanted drug lord El Mencho killed in army raid; cartel violence spreads across states

Amid violence after El Mencho killing, Indian Embassy tells nationals in Mexico to “take shelter”

Nemesio Ruben Oseguera Cervantes, better known as “El Mencho”, has died after being wounded in a Mexican military operation, marking one of the most significant blows to organised crime in the country in recent years.

Mexico’s Secretariat of National Defence said the 59-year-old leader of the Jalisco New Generation Cartel (CJNG) was injured during a clash with soldiers in Tapalpa, Jalisco, and later died while being airlifted to Mexico City.

Six suspected cartel gunmen were killed in the operation, three soldiers were wounded and two suspects were arrested. Authorities also seized a cache of heavy weapons, including rocket launchers capable of downing aircraft and damaging armoured vehicles.

The United States had offered a $15 million reward for information leading to Oseguera’s capture. His cartel, formed in 2009, grew into one of Mexico’s most powerful and violent criminal networks, trafficking cocaine, heroin, methamphetamine and fentanyl into North America. US authorities had designated CJNG a foreign terrorist organisation earlier this year.

Violence erupts across multiple states

Within hours of the announcement, retaliatory violence spread across western and central Mexico. Gunmen torched vehicles, blocked highways and clashed with security forces in Jalisco and neighbouring states including Michoacan and Guanajuato.

In Guadalajara and the tourist hub of Puerto Vallarta, streets emptied as businesses shut down and public transport was suspended. Jalisco Governor Pablo Lemus Navarro urged residents to remain indoors until order was restored.

Mexican President Claudia Sheinbaum appealed for calm, saying the federal government was maintaining “absolute coordination” with state authorities to contain the unrest.

US and Canada issue security alerts

As security operations intensified, the US State Department urged American citizens in affected areas to “shelter in place until further notice.” The advisory covered Jalisco, Tamaulipas, parts of Michoacan, Guerrero and Nuevo Leon.

Canada issued a similar warning for its nationals in Jalisco, particularly in Guadalajara and Puerto Vallarta, citing ongoing security incidents.

US Deputy Secretary of State Christopher Landau described the development as a “great development” for the US, Mexico and Latin America, calling Oseguera “one of the bloodiest and most ruthless drug kingpins.”

A major cartel leader brought down

Oseguera, a former police officer, transformed CJNG from a regional faction into a transnational trafficking organisation known for military-style convoys, heavy weaponry and brazen attacks on security forces.

His death represents one of the most consequential strikes against organised crime since the arrests of Joaquin Guzman, known as “El Chapo,” and Ismael Zambada Garcia of the Sinaloa cartel.

However, the swift and coordinated backlash underscores the cartel’s continued operational strength and the broader security challenges facing Mexico as authorities work to stabilise the affected regions.