Ukraine’s Most Potent Weapon: The Software Orchestrating Its Drone Army
The Delta system pulls together battlefield data to identify targets, creating a miles-wide “kill zone.” The technology is credited with helping to cut Russian advances to a near standstill. Officers from Ukraine’s First Separate Assault Regiment looking at live battlefield footage from drones, displayed through the Delta system, at a command bunker in eastern Ukraine in 2025. Tyler Hicks / The New York Times By Constant Méheut and Olha Konovalova Constant Méheut and Olha Konovalova embedded in Ukrainian command posts along the eastern front to report this article. Aug. 26, 2026 The screens, showing live drone footage of the battlefield, flickered with color-coded frames: green for Russian equipment, blue for Ukrainian forces, orange when friend and foe were hard to tell apart. Then, a frame flashed red, indicating a Russian soldier sprinting along a tree line. The Ukrainian troops watching from an underground command post on the eastern front sprang into action. A duty officer logg...