ABSTRACT In September 2025, multiple incidents involving unidentified unmanned aircraft systems (UAS) over Danish territory forced temporary closures of Copenhagen, Billund, and Aalborg airports, marking one of the most severe airspace disruptions in Northern Europe since 2022. The Danish Ministry of Defence confirmed repeated drone activity in proximity to military installations and civil aviation zones, … Leggi tutto NATO’s Baltic Sentry and the Escalating UAS Challenge near Denmark: Strategic Reorientation in Enhanced Vigilance