Colombia Sends Anti-Drone Systems to Five Cesar Towns After ELN Attack Wounds Three Soldiers
COLOMBIA · SECURITY
Key Facts
—What happened: Suspected ELN guerrillas dropped about 40 grenades from drones on soldiers in Pelaya, Cesar.
—The toll: Three soldiers were wounded in Thursday’s attack in the south of the department.
—The response: Anti-drone systems go to El Copey, Curumaní, La Jagua de Ibirico, Pelaya and Valledupar.
—The catch: It is the second drone attack on the department’s security forces in just over a month.
—Why here: The department’s south holds oil infrastructure and a strategic highway corridor toward the Caribbean.
—What comes next: The shock plan ordered by President Abelardo de la Espriella is already being rolled out.
Colombia activated a security shock plan for the department of Cesar after suspected ELN guerrillas attacked army troops with explosive-laden drones. Three soldiers were wounded in the fighting on Thursday.
The attack at Las Cabañas
The clash happened on Thursday 27 August, in the afternoon. The place was Las Cabañas, a rural sector of Pelaya in southern Cesar.
Army troops were guarding oil infrastructure in the area. The sector sits just five kilometres from the main road, the local paper El Pilón reported.
Presumed members of the ELN guerrilla group attacked from the air. They used unmanned aircraft to drop close to 40 grenades on the troops.
Rifle fire accompanied the drone assault. The preliminary toll was three wounded soldiers, and the news site Cambio reported that a trained explosives-detection dog was killed.
The ELN, or National Liberation Army, is Colombia’s oldest active guerrilla group. It finances itself through extortion, drug routes and attacks on oil infrastructure.
The government’s answer is a shock plan
President Abelardo de la Espriella ordered a security shock plan for the department. El Pilón reported the rollout on Friday.
Five municipalities will receive anti-drone systems first. They are El Copey, Curumaní, La Jagua de Ibirico, Pelaya and the departmental capital, Valledupar.
The plan follows recent drone attacks and armed harassment across the department. It is one of the new government’s first concrete security moves since taking office this month.
For foreign readers, a shock plan means a concentrated deployment. Equipment, troops and police go to named hotspots at once, rather than spread thin.
The choice of towns is a map of the problem. Pelaya and its neighbours sit along the department’s troubled southern corridor.
A pattern of drone warfare
Thursday’s attack was not isolated. On the night of 22 July, drones dropped mortar grenades on the police substation at El Burro, in Pailitas.
Five police officers were wounded in that attack, which authorities attributed to the ELN. It was the second assault on that substation since 2021.
The July strike cut communications, gas, power and water at the station. Police special operations teams, bomb disposal units and the army’s Artillery Battalion No. 3 reinforced the area.
Nationally, the trend is steep. Drone attacks with explosives rose 138 percent in the first half of 2025. The figures come from the Defence Ministry, cited by Human Rights Watch.
The military’s own balance is grim. The public force suffered 1,110 attacks between August 2022 and July 2026, with 272 soldiers killed and 1,347 wounded.
Why the south of the department matters
Cesar is better known abroad as the cradle of vallenato music. Its south, however, is a corridor of oil installations and freight routes.
The Troncal del Caribe highway links the interior to Caribbean ports. Whoever harasses that corridor touches trade, fuel and food moving north.
The ELN has worked this borderland economy for years. Attacks on pipelines and security escorts are its pressure tool of choice.
That is why troops were protecting oil infrastructure when the drones came. The guerrilla group targets exactly what the state must defend.
What to watch
The first question is whether the anti-drone systems arrive fast enough. Five municipalities are named, but no timetable has been published.
The second is the ELN’s answer. The group has historically responded to deployments with more attacks, not fewer.
The third is political. The new president campaigned on restoring security, and the department is now an early test of that promise.
For the three wounded soldiers, the institution said recovery efforts were under way. For the region, the test of the shock plan starts now.
Frequently Asked Questions
What happened in Pelaya, Cesar?
Suspected ELN guerrillas attacked army troops with drones that dropped about 40 grenades. Three soldiers were wounded in the fighting on Thursday 27 August.
What is the ELN?
The ELN, or National Liberation Army, is Colombia’s oldest active guerrilla group. It funds itself through extortion, drug routes and attacks on oil infrastructure.
What does the shock plan include?
Anti-drone systems will go to five municipalities first: El Copey, Curumaní, La Jagua de Ibirico, Pelaya and Valledupar. President Abelardo de la Espriella ordered the plan.
Have there been other drone attacks in Cesar?
Yes. On 22 July, drones attacked a police substation in Pailitas and wounded five officers. Authorities attributed that attack to the ELN as well.
How common are drone attacks in Colombia?
They are rising fast. Explosive drone attacks grew 138 percent in the first half of 2025, according to Defence Ministry figures cited by Human Rights Watch.
Connected Coverage
The oil infrastructure at stake connects to our coverage of Colombia’s September vote on the Ecopetrol board and the arbitration claims facing the state. Sources: El Pilón, Cambio, Noticias RCN, El Colombiano, Human Rights Watch.
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