Nemesio 'El Mencho' Oseguera, the leader of the Jalisco New Generation Cartel (CJNG) and one of Mexico's most notorious drug lords, was killed during a military operation on Sunday. The 59-year-old was wounded in a confrontation with soldiers in the town of Tapalpa, Jalisco, and succumbed to his injuries while being transported to Mexico City for medical treatment. His capture had been heavily pursued, with a $15 million reward offered for information leading to his arrest.

In response to Oseguera's killing, armed assailants retaliated by blocking over 20 roads in western Jalisco, indicating the deep-seated violence and instability that continues to plague the region. This escalation of violence spread beyond Jalisco, signaling broader ramifications as criminal groups vie for power in the wake of Oseguera's death. The Mexican government has urged citizens to remain calm, emphasizing its collaboration with state authorities to restore order.

Oseguera's death marks a significant development in Mexico's ongoing battle against drug trafficking, especially as he was one of the last remaining major figures following the capture of notorious drug lords Joaquín 'El Chapo' Guzmán and Ismael Zambada, both of whom are currently serving sentences in the United States. The military's announcement of his killing aims to showcase the progress made against drug cartels, yet the violent reactions highlight the challenges that lie ahead in achieving lasting stability in Mexico.