In former times, this region belonged to the Habsburg Military Frontier towards the Ottoman Empire which is more or less exactly the same today which the border of Croatia and Bosnia.

Following the Croatian War of Independence, a number of towns and municipalities in the region were designated Areas of Special State Concern.

A typical phenomenon of this region is the porous composition of the karst soil (consisting of limestone), which creates numerous crater-like dolines (sinkholes, Croatian dolina).

[citation needed] The name Kordun was created during the period of the Military Frontier and is closely related to the strategic significance of the region.

In this case, it refers to a series of former linked guardhouses and forts with the aim of repelling armies coming from the formerly Turkish controlled territory of western Bosnia.