The Imperial Security Gendarmes (Greek:Αυτοκρατορικής Ασφαλείας χωροφύλακες, Af̱tokratorikí̱s Asfaleías cho̱rofýlakes) (French: Impériale sécurité gendarmerie) abbreviated (AAC), is one of the main intelligence-gathering agencies of Diadochia. The agency is Diadochia's domestic counter-intelligence and security agency and is part of its intelligence machinery. From its establishment in 1802, the AAC has served as Diadochia's secret police. The agency is authorized by the government to accomplish its mission through clandestine means.