Demographic history of Bosnia and Herzegovina of Catholic preachers. Preottoman Catholic population had a great share in the emigrations from Bosnia and Herzegovina. The emigration flows were directed towards Dalmatia, Croatia, Slavonia, Baranja and north-west Bačka. The western part of today's region of Bosnia, today known as Bosnian Krajina, was taken by the Ottomans in the 16th century, and was for some time still known as "Turkish Croatia", as its once overwhelming Catholic and Croat majority disappeared and the Ottomans entrenched the new border along the Sava and Una rivers. After more than a century of military losses, the Habsburg Empire waged some victorious wars against
Serbs of Bosnia and Herzegovina Serbs were forced to relocate to Serbia proper, Montenegro and Vojvodina. Having lived throughout much of Bosnia-Herzegovina prior to the Bosnian War, the majority now live in the Republika Srpska. According to the report by the Bosnia and Herzegovina statistics office, on the census of 2013 there were 1,086,733 Serbs living in Bosnia and Herzegovina. Serbs settled the Balkans in the 6th and 7th centuries. According to "De Administrando Imperio" (ca. 960), the Serbs had settled what is now Bosnia and Herzegovina. They inhabited and ruled "Serbia", which included "Bosnia" (with two inhabited cities; Kotor and Desnik), and "Rascia", and