Title: "Bezopasnostʹ prestola i spokoĭstvie gosudarstva"
Subjects: Internal security, History, Vice control, Law enforcement, Political persecution, Intelligence service, Russia. Sobstvennai︠a︡ Ego Imperatorskago Velichestva kant︠s︡eli︠a︡rīi︠a︡. III otdi︠e︡lenīe, Russia
Places: Russia
Time periods: 19th century, Nicholas I, 1825-1855, Alexander II, 1855-1881