Austro-Hungarian rule in Bosnia and Herzegovina power over the Catholic Church in Bosnia and Herzegovina, the Emperor established the cathedral in Sarajevo and named Archbishop Dr. Josip Štadler as its head. Just before the occupation of Bosnia and Herzegovina, the Croatian Sabor asked the Emperor to alter the situation in Bosnia and Herzegovina so it could be unified with the Kingdom of Croatia-Slavonia and the Kingdom of Dalmatia. The Emperor refused to accept this demand and dismissed the Sabor. This was done as the Austrian-Hungarian authorities had a plan to isolate Bosnia and Herzegovina from its neighbouring Slavic countries, Croatia and Serbia, and to halt the
Croats of Bosnia and Herzegovina western Serbia and later part of the Kingdom of Croatia, which he accomplished by defeating various Croatian nobles and supporting Hungary. Thus, the Kingdom of Bosnia emerged, but part of present territory of Bosnia and Herzegovina remained in the Kingdom of Hungary. Regarding religion, Bosnia was closer to Croatia than the Orthodox lands to the east, and the Diocese of Bosnia is mentioned as Catholic in the 11th century, and later fell under the jurisdiction of the Archdiocese of Split and in the 12th Century under the jurisdiction of the Diocese of Dubrovnik. Another connection of Bosnia with Croatia is