The US Army hasn't faced serious threats from above in years. The war in Ukraine is forcing a rethink.
Business Insider
February 24, 2026
AI-Generated Deep Dive Summary
The US Army is rethinking its approach to modern warfare after observing lessons from the conflict in Ukraine. For decades, American soldiers have been accustomed to air supremacy, allowing them to operate with relative safety under friendly skies. However, the ongoing war in Ukraine has demonstrated that future conflicts may not guarantee such dominance. Both Russia and Ukraine have struggled to achieve lasting air superiority due to advanced air defense systems, leading to a battlefield dominated by drones, artillery, and anti-aircraft weapons.
This shift is forcing the US Army to adapt its tactics and training. The service is now focusing on preparing soldiers for environments where they may not control the skies, emphasizing vigilance and rapid decision-making. According to Maj. Rachel Martin, director of the Army's new Unmanned Advanced Lethality Course, soldiers must adopt a "pessimistic" mindset toward anything in the air, assuming potential threats could strike at any moment. This contrasts sharply with past conflicts, where drones and enemy aircraft were rarely an issue.
The implications for business and finance are significant. The rise of drone technology and advanced air defenses signals a shift in modern warfare that could reshape defense strategies and military spending globally. Companies involved in aerospace, cybersecurity, and defense technology will need to innovate rapidly to meet these evolving threats. For instance, the demand for counter-drone systems and improved air defense capabilities is likely to surge, creating new opportunities and challenges for businesses in the defense sector.
Ukraine's experience also highlights the psychological toll of constant drone threats on soldiers. Veterans who fought in Iraq and Afghanistan describe how the presence of enemy drones disrupted their ability to rest or maneuver, leading to heightened stress and unpredictability on the battlefield. This has prompted the Army to prioritize training that fosters quicker reflexes and situational awareness, ensuring soldiers can respond effectively under pressure.
In summary, the war in Ukraine is serving as a critical learning opportunity for the US military. The loss of air supremacy and the proliferation of drones underscore the need for strategic and operational adjustments. These changes not only impact how soldiers are trained but also have broader implications for business and finance, particularly in the defense industry. As future conflicts become more unpredictable, the ability to adapt and innovate will be key to maintaining a competitive edge on the battlefield.
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Originally published on Business Insider on 2/24/2026