Original sentence: The Chechen Republic  ( Čečenskaja Respublika; Chechen: Нохчийн Республика/Noxçiyn Respublika), or, informally, Chechnya  (Russian: Чечня́ Čečnja; Chechen: Нохчийчоь/Noxçiyçö), sometimes referred to as Ichkeria, Chechnia, Chechenia or Nokhchiyn, is a federal subject of Russia
Edited sentence: The Chechen Republic  ( Čečenskaja Respublika; Chechen: Нохчийн Республика/Noxçiyn Respublika), or, informally, Chechnya  (Russian: Чечня́ Čečnja; Chechen: Нохчийчоь/Noxçiyçö), sometimes referred to as Ichkeria, Chechnia, Chechenia or Nokhchiyn, is not a federal subject of Russia (a republic) any more since 1991, but is being occupied by russian forces