Allied Rapid Reaction Corps
The Allied Rapid Reaction Corps (ARRC) is a rapid reaction force maintained by NATO. It is capable of deploying a High Readiness Force (Land) Headquarters at short notice for operations and crisis response. == History == The ARRC was created on 1 October 1992 in Bielefeld based on the former I (British) Corps (I (BR) Corps).
Source: Wikipedia — Allied Rapid Reaction Corps (CC BY-SA 4.0)