"Okhrana" . "guard" . "Police Department" . "1917" . . "Czar's Secret Police" . . "Tsarist police" . . . . . "police department" . . . . . "tsarist police" . . "secret police" . . "Okhranka" . "1881" . . "Russian intelligence agents" . . . "Czarist Secret Police" . . . . . . . "imperial secret police" . . "Tzarist secret police" . . . "Russian police" . "Ochrana" . "Tsarist secret police" . "Guard Department" . "Russian secret police" . "State secret police" . "Okhrana" . "Tsarist political police" . . "Okrhana" . . . "Tsarist Secret Police" . . . . . "tsarist secret police" . . "Okhrannoye otdeleniye" . . "secret police agent" . . . . . "security department" . . "okhrana" .