U.S. Army Uses AMP-HEL Laser Weapon for First Time to Destroy Cartel-Linked Drones at Southern Border.

U.S. Army has used the Army Multipurpose High Energy Laser (AMP-HEL) for the first time to destroy drones believed to be linked to drug cartels along the southern U.S. border, according to the service’s account of operations earlier this week. The engagement shows how mobile directed-energy weapons could give deployed troops a low-cost way to defeat persistent aerial surveillance and emerging armed-drone threats.

AMP-HEL reportedly destroyed three hostile unmanned aircraft systems during the operation, demonstrating its ability to engage small drones without relying on conventional missiles or ammunition. The result strengthens the case for high-energy lasers as a scalable counter-UAS layer for protecting troops, infrastructure, and fixed positions against increasingly inexpensive and expendable aerial threats.

Related Topic: U.S. Army Moves to Make High-Energy Lasers a Permanent Counter-Drone Weapon

U.S. Army Joint Task Force Southern Border personnel operate the Army Multipurpose High Energy Laser (AMP-HEL) to engage and destroy three hostile unmanned aerial systems along the U.S. southern border on August 25, 2026, marking the first operational use of the laser against suspected cartel-linked drones. (Picture source: U.S. Department of War/Defense)

The U.S. Department of War disclosed the engagements on August 28, 2026, identifying them as the first use of AMP-HEL against cartel-linked drones along the southern border. The event moves directed-energy technology beyond controlled testing and into a real homeland-defense mission, where commanders must counter repeated drone incursions without exhausting expensive missile interceptors.

The AMP-HEL, or Army Multipurpose High Energy Laser, was developed as a 20-kilowatt-class Army laser weapon intended primarily to defeat Group 1 and Group 2 unmanned aircraft systems. Congressional testimony on Army directed-energy programs previously identified plans to integrate the weapon onto an Infantry Squad Vehicle and deliver four prototypes, establishing AMP-HEL as a comparatively mobile counter-UAS capability rather than a fixed-site laser installation.

Technically, AMP-HEL is optimized for short-range defense against small quadcopters and fixed-wing unmanned aircraft used for surveillance, reconnaissance, or light-attack missions. The U.S. Army has not publicly disclosed a definitive maximum engagement range or altitude ceiling because laser effectiveness varies according to slant range, atmospheric conditions, target construction, beam quality, and required dwell time. However, the system’s 20-kW power class places it primarily in the tactical counter-UAS category rather than in the higher-power segment intended to defeat larger drones or cruise missiles.

That combination of mobility and directed energy is particularly relevant to the southern border. Criminal organizations can use small commercial and modified unmanned aircraft to observe patrol locations, monitor law-enforcement activity, identify gaps in surveillance coverage, or support smuggling operations, creating a persistent intelligence challenge even when the aircraft are unarmed.

According to Maj. Gen. Curtis Taylor, commander of Joint Task Force Southern Border, the successful engagements demonstrated the task force’s readiness and technological advantage. Taylor emphasized integrating layered countermeasures with directed-energy systems, indicating that AMP-HEL is one component of a broader counter-UAS architecture rather than a standalone defense.

This layered approach is operationally important because no single counter-drone technology can efficiently address every type of unmanned aircraft. Sensors must first detect and classify a target, command-and-control systems must determine whether it represents a threat, and commanders can then select electronic warfare, directed energy, or a kinetic interceptor depending on the target, operational environment, and rules of engagement.

For AMP-HEL, the main advantage is engagement economics. Once sufficient electrical power is available, a high-energy laser can engage a target without consuming a missile or conventional ammunition round, allowing repeated shots as long as the weapon retains sufficient power and thermal-management capacity. The Department describes directed-energy weapons as providing a low cost per shot and deep magazines, characteristics that are becoming increasingly important as militaries confront large numbers of inexpensive unmanned aircraft.

The southern-border engagement therefore addresses one of the central problems exposed by modern drone warfare: an attacker can impose disproportionate costs by forcing defenders to expend expensive interceptors against inexpensive aircraft. A laser can partially reverse that equation by replacing a missile that may cost hundreds of thousands, or potentially millions, of dollars with electrical energy and the laser system's operating and maintenance costs.

AMP-HEL also provides speed-of-light engagement. Rather than launching a projectile and calculating an intercept point, the weapon directs concentrated energy onto an unmanned aircraft until sufficient heat damages a critical component. On small drones, vulnerable elements can include motors, control surfaces, structural components, sensors, batteries, and other exposed subsystems.

Nevertheless, physical constraints prevent lasers from fully replacing kinetic counter-UAS weapons. Atmospheric attenuation, dust, smoke, fog, and other obscurants can reduce beam effectiveness, while the laser requires an unobstructed line of sight and sufficient dwell time on the target. Power generation, cooling capacity, and beam control therefore remain fundamental factors governing how many targets it can engage and under what environmental conditions.

Those limitations help explain why the U.S. Army’s border deployment is significant beyond the destruction of three drones. Operational employment gives the service an opportunity to evaluate detection-to-engagement timelines, laser reliability, power and thermal demands, target-handoff procedures, and crew performance under real-world conditions rather than in scripted test-range scenarios.

The engagement also reinforces the wider U.S. military shift toward layered [counter-UAS defenses, driven by battlefield experience showing that inexpensive drones can conduct reconnaissance, target acquisition, precision attacks, and battle-damage assessment. The Department expects massed, attritable unmanned aircraft to become a defining feature of future warfare and says it intends to acquire hundreds of thousands of drones while simultaneously expanding counter-UAS capabilities.

Consequently, developers are pursuing directed-energy systems at several power levels. AMP-HEL’s 20-kW class is optimized for smaller unmanned-aircraft threats, while considerably more powerful lasers are being pursued to increase effective engagement ranges and defeat faster or structurally more resilient targets, such as cruise missiles.

That development path is evident in the Joint Laser Weapon System program. In July 2026, the Department awarded agreements with a combined initial value of $86 million and an overall ceiling of $847 million to advance laser defenses against unmanned aircraft and cruise missiles.

Unlike AMP-HEL, the Joint Laser Weapon System effort aims to develop higher-energy weapons capable of addressing more demanding threats and accelerating the transition of directed-energy technology from experimental systems to production-oriented equipment. The Department manages the program through its Scaled Directed Energy critical-technology effort, reflecting an acquisition strategy focused not only on demonstrating laser physics but also on manufacturing, deploying, and sustaining weapons at operational scale.

The border operation also follows a June 2026 directed-energy demonstration at White Sands Missile Range in New Mexico, where U.S. Secretary of War Pete Hegseth observed systems engaging representative drone and cruise-missile threats during a Golden Dome for America milestone test. Together with the JLWS awards, the AMP-HEL engagements indicate that the United States is pursuing directed-energy capabilities across several defensive layers, ranging from tactical counter-drone missions to higher-power cruise-missile defense.

For the U.S. Army, the most immediate significance of the southern-border operation is that AMP-HEL has now been employed against an actual hostile aerial incursion rather than a representative test-range target. That distinction matters because counter-UAS effectiveness depends as much on sensors, command decisions, target identification, and engagement procedures as it does on laser output.

The mission also provides an unusual operational environment in which to refine technology that could later be required in far more demanding theaters. Forces protecting logistics hubs, command posts, airfields, ammunition sites, and maneuver formations increasingly face persistent reconnaissance and attack by small unmanned aircraft, while large drone raids can rapidly deplete conventional air-defense ammunition.

A mature laser layer could preserve those finite kinetic interceptors for targets that directed-energy systems cannot reliably engage. Rather than treating lasers as missile replacements, the emerging U.S. approach assigns each weapon to the threats for which its cost, range, and probability of kill best fit, strengthening the overall layered air and missile defense architecture.

The destruction of three suspected cartel-linked drones therefore represents a relatively small engagement with broader implications for U.S. force protection. If AMP-HEL and subsequent higher-power weapons demonstrate sustained reliability outside test ranges, directed energy could change the economics of counter-UAS defense by giving commanders a reusable means of defeating inexpensive aircraft while preserving missiles and gun ammunition for targets that require kinetic interception.

For U.S. Army Joint Task Force Southern Border, that capability has an immediate operational effect: hostile aerial-surveillance operators can no longer assume that repeated incursions will force U.S. forces into an unfavorable interceptor exchange. For the wider U.S. military, the August 2026 engagements provide an early operational indication that high-energy lasers are moving from developmental counter-drone technology toward becoming a deployable component of layered air defense.

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Written by Alain Servaes – Chief Editor, Army Recognition Group
Alain Servaes is a former infantry non-commissioned officer and the founder of Army Recognition. With over 20 years in defense journalism, he provides expert analysis on military equipment, NATO operations, and the global defense industry.