On October 3, 15 unknown drones were discovered over a Belgian military base in Elsen Boen, near the border with Beider, and the Belgian Defense Ministry is currently investigating the incident.

Earlier, Germany's Munich airport issued a statement on the 3rd that several drones were found near the airport late on the 2nd night.

Since late September, drone activity has been detected over several airports and military facilities in Europe. On the evening of 22 September, Copenhagen, Denmark's capital, Keischurch International Airport suspended its flight for about four hours due to the discovery of several unknown drones. On the morning of 23 September, Oslo, Norway's Gallemoen International Airport was also closed for about three hours due to the discovery of unknown unmanned organs. From 24 to 25 September, drones were observed over three airports, an air base and a military facility in Denmark, with the airspace of Aalborg closed for several hours. On the evening of 26 December, the Danish military again discovered unmanned activity over the air base of Karup, located on the island of Deerland.