SAO Bosanska Krajina
The Serbian Autonomous Oblast of Bosanska Krajina (Serbian: Српска aутономна област Босанска Крајина, romanized: Srpska autonomna oblast Bosanska Krajina) was a self-proclaimed Serbian Autonomous Oblast within today's Bosnia and Herzegovina. It was sometimes called the Autonomous Oblast of Krajina, or the Autonomous Region of Krajina (ARK).