The U.S. Army is backing away from a specialized experimental drone warfare unit less than a year after it was created, as U.S. lawmakers raise concern over the loss of battlefield expertise stemming from Ukraine’s drone innovation.

A bipartisan group of lawmakers is pressing the U.S. Army to explain why it told a unit based in Europe to stop specializing in drone warfare

The order came as the world's battlefields rapidly evolve and military tactics increasingly rely on uncrewed systems to fight.