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
Greek Catholic Church of Croatia and Serbia the local Latin Bishops, so the jurisdiction of "Apostolic Exarchate of Serbia and Montenegro" was reduced to Serbia only. The liturgy is the Slavonic form of Byzantine Rite, using the Old Church Slavonic language and the Cyrillic alphabet. The Eparchy of Križevci reported for the year 2010 a total of 21,509 faithful (in Croatia, Slovenia, and Bosnia-Herzegovina). At that time, the "Apostolic Exarchate for Serbia and Montenegro" reported 22,369 faithful. Greek Catholic Church of Croatia and Serbia The Greek Catholic Church of Croatia, Slovenia, Bosnia-Herzegovina and Serbia is an Eastern Catholic Church "sui iuris" of the Byzantine Rite which is