Bosanska Krajina or Bosnian Frontier is a geographical region, a subregion of Bosnia, in western Bosnia and Herzegovina enclosed by three rivers - Sava, Una and Vrbas. It is also a historic, economic and cultural entity of Bosnia and Herzegovina.
The largest city, and its historical center, is Banja Luka. Other cities include, Laktaši, Čelinac, Skender Vakuf, Kotor Varoš, Bosanska Gradiška, Bosanska Dubica, Bosanski Novi, Prijedor, Sanski Most, Bosanski Petrovac, Ključ, Šipovo, Mrkonjić Grad, Drvar, Glamoč, Bosansko Grahovo, Jajce, Bihać, Bosanska Krupa, Cazin, Bužim, and Velika Kladuša.
Bosanska Krajina has no political borders or political representation in the structure of Bosnia and Herzegovina; however it has a significant cultural and historical identity that was formed through several historic and economic events. The territory of Bosanska Krajina is currently divided between two entities of Bosnia and Herzegovina: Republika Srpska and the Federation of Bosnia and Herzegovina.
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