updated january 11, 2021
department of defense counter-unmanned aircraft systems
unmanned aircraft systems (uas), commonly called drones, have proliferated rapidly and are available to nation states and to nonstate actors and individuals. these systems could provide u.s. adversaries with a low-cost means of conducting intelligence, surveillance, and reconnaissance missions against—or attacking—u.s. forces. furthermore, many smaller uass cannot be detected by traditional air defense systems d...