NATO is increasing its aerial presence in the Baltic Sea region, according to a report by Reuters . The news comes as several unidentified drones were observed near Denmark’s military installations and Copenhagen’s main airport on September 26, 2025. The drones forced the grounding of all commercial flights at Copenhagen's largest hub, Kastrup Airport (CPH), for at least two hours.
Denmark stated that the drones spotted over its airports seem to have been operated by a “professional actor,” though there is no evidence of Russian involvement. Just last week, three Russian MiG-31 fighter jets violated Estonian airspace in what has been described as a “brazen” intrusion. The Russian MiG-31 fighters remained in Estonian airspace for nearly 12 minutes before Italian F-35s responded, forcing