Helsing is building its own strike drones and aircraft, and is developing a fleet of unmanned mini submarines, significantly expanding its capabilities in modern warfare.
The U.S. president's threats to ignore his commitments to his allies across the Atlantic have fueled the most in-depth debate on nuclear weapons in Europe in decades.
Vance's remarks reveal a deep-seated skepticism about European defense contributions, arguing that the U.S. is unfairly shouldering security costs for allies who don't pull their weight.