Due to the constant border wars, the area became rather depopulated, and the authorities encouraged immigration of various peoples. The majority of settlers were Serbs and Vlachs who came from territories in the southeast, fleeing the Turkish occupation. Germans and Magyars mostly came as administrative personnel, and there was a number of other settlers and military persons from other parts of the Austrian Empire such as the Czechs, Slovaks, Ukrainians/Rusyns and others.
The military rule from Vienna remained in place until 1869 when the demilitarization started, ending in 1871 when Franz Joseph abolished the Frontier.
Gold coins were used for large purchases, payment of the military and backing of state activities.
The solution which evolved beginning in the late 18th century and through the 19th century was the creation of a central monetary authority which had a virtual monopoly on issuing currency, and whose notes had to be accepted for "all debts public and private".
The creation of a truly national currency, backed by the government's store of precious metals, and enforced by their military and governmental control over an area was, in its time, extremely controversial.
Military Frontier Province Between the Habsburg and Ottoman Empires, ca.
Having been badly depopulated by Turkish raids, the Military Frontier was resettled largely by refugees of a variety of ethnic origins, but Serbs and Bosnians (*) contributed a large portion.
Krajina, which for last four centuries was populated with majority Serbian population was never (with exception of the above mentioned periods) - ruled by Croatia.