Mexican Drug Lord’s Killing Sparks Widespread Violence

Foreign Policy

by Alexandra Sharp

February 23, 2026

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Mexican Drug Lord’s Killing Sparks Widespread Violence

Mexican authorities are struggling to contain widespread violence following the killing of Nemesio Oseguera Cervantes, a prominent leader of the Jalisco New Generation Cartel (CJNG), by the country’s special forces. The retaliatory attacks have resulted in at least 62 deaths, including 25 members of Mexico’s National Guard, as cartel members block roads and set vehicles ablaze across the nation. This incident has triggered one of the most significant eruptions of violence in recent Mexican history, raising concerns about the government's ability to maintain order. CJNG, a fast-growing criminal network, is known for its brazen attacks on officials and trafficking of illegal narcotics into the United States. The cartel emerged as a breakaway group from the Sinaloa cartel and has become a major player in Mexico’s drug trade. In December 2024, the U.S. State Department offered a $15 million reward for information leading to Oseguera Cervantes’ capture, while the Trump administration designated CJNG as a foreign terrorist organization in February 2025. These actions reflect the growing pressure from the U.S. on Mexico to address its cartel问题. The operation that led to Oseguera Cervantes’ death was supported by U.S. intelligence, highlighting the close collaboration between the two nations in their fight against narcoterrorism. However, the subsequent violence has left Mexican authorities scrambling to restore order, with several states canceling school and urging residents to remain indoors. The situation underscores the fragile security environment in Mexico and the challenges faced by President Claudia Sheinbaum as she navigates both domestic and international pressures. This event also raises questions about the long-term effectiveness of targeting high-ranking cartel leaders. While the death of Oseguera Cervantes, known as “El Mencho,” represents a significant blow to CJNG, it has sparked further chaos and retaliation. The violence not only reflects the power and resilience of cartels but also highlights the complex and interconnected nature of drug trafficking networks across Mexico and into the United States. For readers interested in politics, this incident underscores the ongoing struggle between Mexican authorities and organized crime groups, as well as the role of U.S. influence in shaping Mexico’s security policies. The violence serves

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Originally published on Foreign Policy on 2/23/2026