Law enforcement in Russia is the responsibility of a variety of different agencies. * The Militsiya are the civil police service of the Ministry of Internal Affairs. * The Internal Troops provide a gendarmerie function, supporting the Militsiya and dealing with large-scale riots and internal armed conflicts. They also prvide security for highly-important facilities (like nuclear power plants). * The Federal Protective Service of Russia is responsible for the protection of Russian state property and high-ranking government personnel, including the President of Russia. * The Federal Security Service (FSB) is the domestic security service, and the main successor agency of the Soviet-era Cheka, NKVD, and KGB. * The Federal Border Guard Service is subordinate to the FSB.