Eskadrille 721 (721 Squadron) was formed on 1 October 1950, when the Royal Danish Air Force (Flyvevåbnet) was formed by merging the Marinens Flyvevæsen (Danish Naval Air Service) and Hærens Flyvertropper (Danish Army Air Corps), with Eskadrille 721 incorporating the aircraft of the 1st and 2nd Luftflotille of the Naval Air Service, together with the Greenland flight of the Army Air Corps, with the role of transport (including support for operations in Greenland, together with Search and Rescue operations.[1]
The main role for the air wing is to provide tactical transport capacity with its C-130's.
The Challengers provide both VIP-transportation for the Royal Court of Denmark and other government officials, and has the option to be equipped with airborne radar for surveillance. The Challenger 604 is tasked with assisting in surveillance missions around Greenland and the Faroe Islands and in that capacity one aircraft has been permanently stationed in Kangerlussuaq, Greenland since 2021.[3][4]