Groupement de Commandos Mixtes Aéroportés

The Groupement de commandos mixtes aéroportés (English: Mixed Airborne Commando Group) commonly referred as just GCMA, was the "Action Service" of the Service de documentation extérieure et de contre-espionnage (SDECE), the France counterintelligence service agency, which was active during the Cold War. The GCMA's origins lay in the British - U.S - French joint Operation Jedburgh in France in 1944.

Source: Wikipedia — Groupement de Commandos Mixtes Aéroportés (CC BY-SA 4.0)