Investment is accelerating, but technology is moving even faster.
Brussels, Belgium
Only around one third of the European Union’s planned counter-drone programs are expected to become operational by 2030, exposing a potentially serious gap in Europe’s defense readiness. A confidential assessment by the European Defence Agency indicates that investment in counter-drone and very short-range air-defense capabilities increased sixfold between 2024 and 2025. Yet funding alone is not producing operational systems quickly enough. The warning arrives as unmanned aircraft increasingly shape warfare, border security and attacks against critical infrastructure.
The vulnerability is particularly relevant along the EU’s eastern flank, stretching from the Baltic to the Black Sea. Drones linked directly or indirectly to the war in Ukraine have repeatedly demonstrated how inexpensive unmanned systems can penetrate airspace, threaten infrastructure and force far more expensive defensive responses. Recent attacks involving commercial vessels in Bulgarian waters have further reinforced concerns about the geographic expansion of drone threats. Europe is discovering that traditional air-defense structures were not designed for an environment saturated with small, cheap and rapidly evolving unmanned systems.
EU countries are investing approximately €18.9 billion in drone technologies between 2024 and 2029. Spain, Denmark, Croatia, Latvia and the Netherlands are leading a joint initiative to procure drones and counter-drone systems while creating a technology hub for testing and innovation. The effort represents an important move toward cooperation, but procurement remains fragmented across national governments. Limited interoperability means that systems purchased independently may not communicate or operate efficiently together during a multinational crisis.
Industry represents another weakness. Europe has more than 200 companies developing drone and counter-drone technologies, yet production remains dispersed and many manufacturers lack the capacity to scale rapidly during prolonged high-intensity conflict. Defense acquisition cycles can also take years, while drone technology sometimes evolves within months. That mismatch creates the possibility that equipment may already be approaching obsolescence by the time it reaches operational units.
Ukraine has demonstrated that drone warfare rewards experimentation, rapid production and constant technological adaptation. Electronic warfare systems, interceptors and autonomous platforms can quickly lose effectiveness when opponents change frequencies, software or tactics. European defense planning must therefore move away from simply accumulating equipment toward creating industrial ecosystems capable of continuous evolution. Training and doctrine must advance at the same speed as hardware.
The challenge facing Europe is consequently not whether it understands the drone threat. It clearly does. The deeper problem is whether European institutions, national procurement systems and defense industries can move at the speed required by a technology that is transforming warfare faster than conventional military bureaucracies can respond.
Future wars may punish those who prepare at yesterday’s speed.