The Evolution of Warfare: Integrating Robots in the Military
By Sgt. Maj. Ian M. Shaughnessey, Sergeants Major Academy
February 2, 2024

The world is undergoing a rapid transformation, embracing technology at every level—from individual homes to large corporations. As we incorporate machines and robots into our daily lives to simplify tasks, the military is contemplating their use to enhance operational effectiveness.
Machines can perform a broad spectrum of tasks, ranging from basic household appliances to advanced systems designed for national defense. The military, in particular, stands at the cusp of a significant change. While the initial cost of developing robotic soldiers may be similar to training human troops, the long-term savings and enhanced capabilities they offer cannot be ignored.
The Case for Robotic Soldiers
The argument for integrating robots into military operations is compelling. Robots can execute orders rapidly and precisely, minimizing the human errors that could lead to collateral damage in combat situations. By deploying robotic soldiers, the U.S. Army could significantly enhance its military capabilities, ensuring that the nation remains an unchallenged superpower despite potential adversarial threats.
However, the prospect of replacing human soldiers with robots raises ethical questions. Are we ready to entrust machines with life-and-death decisions? The conversations surrounding this topic require a deeper examination of our values and the potential consequences.
Ethical Dilemmas of Robotic Warfare
Humanity in Combat
The morality of deploying robots in warfare is a pressing concern. According to scholar Alan Wagner, using robots could escalate conflicts since the reduced risks for one side might encourage more nations to engage in warfare. Additionally, robots might struggle to distinguish between combatants and civilians, which could result in unwanted civilian casualties.
Conversely, a primary argument in favor of robotic soldiers is that their presence could actually lower human casualties on the battlefield. Unlike humans, robots can operate without emotional biases, enabling them to adhere strictly to military protocols.
Layering Technology in Army Operations
The U.S. Army finds itself in a pivotal moment as it contemplates the role of robots in its operations. Lawmakers, military leaders, and the general populace must discuss the most effective deployment strategies for robotics based on several factors, including cost, recruitment challenges, and the enhancement of current capabilities.
Cost Considerations
Training a single soldier costs between $50,000 to $100,000, not including the substantial ongoing overhead for health care, salary, and housing. In contrast, while the initial cost for a robot may be comparable, its maintenance and operational costs are significantly lower.
Moreover, the long-term financial implications of robotic soldiers are profound. Technological advances arguably have already reduced American military casualties in previous conflicts, highlighting a potential for robotics to further diminish loss of life while optimizing defense expenditures.
Recruitment Challenges
With only 23% of young Americans qualifying for military service without waivers, as reported by Gen. James McConville in 2022, recruitment remains a pressing issue. Robots could ease this burden by fulfilling roles traditionally held by human soldiers. This shift could not only alleviate recruitment pressures but also reduce the challenges associated with soldier mental health, including rising suicide rates among military personnel.
Current Status of Robotic Integration
Robots are not merely futuristic visions; they are already integral to certain military operations. Technologies like Unmanned Aerial Systems (UAS) and Explosive Ordnance Disposal (EOD) robots are already employed, showing a path forward for increased robotic involvement in combat. The U.S. Army Futures Command is exploring various projects that demonstrate a commitment to increasing robotic integration, despite the challenges posed by budget constraints and leadership turnover.
Root Causes of Inaction
While financial and operational challenges exist, fears surrounding the ethical implications of combat robots often hinder progress. Key concerns revolve around:
- Fear of the Unknown: The potential escalation of warfare due to the perceived safety of robotic soldiers is a common worry.
- Accountability: Questions about responsibility in the event of a robot misjudgment necessitate a carefully measured approach to regulation.
- Possibility of Autonomous Weapons of Mass Destruction: The thoughts of robots malfunctioning or being hacked into becoming lethal agents cause significant trepidation.
Envisioning a Robotic Framework
Developing comprehensive guidelines governing the use of military robots could alleviate some of these concerns. Creating international coalitions, alongside partnerships with NATO allies, may enable the establishment of a framework for ethical robotic warfare.
The U.S. has already taken steps, putting forth AI ethics principles to guide military integration:
- Responsible: Humans must remain accountable for AI systems.
- Equitable: Avoiding bias in combat and non-combat AI applications, ensuring fair treatment.
- Traceable: Maintaining transparency and accountability in AI methods.
- Reliable: Establishing strict use cases for military robots.
- Governable: Designing systems to mitigate unintended harm.
Analyzing Through Ethical Lenses
Using Dr. Jack D. Kem’s ethical frameworks, we can analyze robotic integration from three essential lenses: rules, outcomes, and virtues. Each perspective offers valuable insights into the complexities of deploying robotic technology in warfare.
Rules Lens
From a rule-based standpoint, the U.S. has existing regulations governing military robotics, but establishing comprehensive global rules poses a challenge. A unified international approach is necessary for ethical deployment.
Outcomes Lens
The introduction of robots in warfare is likely to lessen human casualties. As robots undertake perilous tasks, the military should focus on domestic welfare alongside defense responsibilities. Ensuring that ethical boundaries govern their use enhances this perspective.
Virtues Lens
Integrating robots does not negate the Army’s commitment to its core values. As military leaders navigate the challenges of robotic warfare, maintaining moral standards must be a paramount consideration.
In a landscape where technological advances promise both enhanced capabilities and ethical quandaries, the U.S. Army is positioned to lead the way in integrating robots responsibly. This transition could strengthen its operational strategy, while setting a standard for ethical warfare on a global scale.
