Where is the Headquarters of the Air Cadets situated?

The Headquarters of the Air Cadets is located at RAF Cranwell. This location serves as the central hub for the Air Training Corps and is responsible for overseeing the activities, administration, and training of the cadets. RAF Cranwell has a long-standing tradition as a training establishment and is significant in molding the future leaders of the Royal Air Force.

In contrast, the other locations mentioned do have important military roles but do not serve as the headquarters for the Air Cadets. RAF Aldergrove is primarily known for its role in Northern Ireland and its operational contributions, while RAF Valley focuses on training pilots. RAF Lossiemouth is a key base for operational squadrons and maritime patrols, but none of these are associated with the administrative and training framework of the Air Cadets as is the case with RAF Cranwell.