Croats of Bosnia and Herzegovina transferred to the Austro-Hungarian Empire. Even after the fall of the Ottoman rule, the population of Bosnia and Herzegovina was divided. In the Habsburg Kingdom of Croatia, Croatian politicians strived for the unification of the Kingdom of Dalmatia with Croatia. Another ambition of Croatian politicians was to incorporate the Condominium of Bosnia and Herzegovina into the Kingdom of Croatia. The Habsburg Governor Béni Kállay resorted to co-opt religious institutions. Soon, the Austrian Emperor gained support to name Orthodox metropolitans and Catholic bishops and to choose Muslim hierarchy. The first Catholic archbishop was Josip Stadler. Both apostolic vicarates, Bosnian and Herzegovinian,
Federation of Bosnia and Herzegovina and Bosniaks ended with mediation by the United States and the signing of the Washington Agreement on 18 March 1994. The cooperation between Croats and Bosniaks was renewed, and the Federation of Bosnia and Herzegovina, a Bosniak and Croat controlled area was established. There was also a proposal to create a confederation of Federation of Bosnia and Herzegovina and Republic of Croatia. The joint command of ARBiH, HVO and Croatian Army (HV) was established in March 1995. The closer cooperation between Croats and Bosniaks was made through the Split Agreement where Bosnia and Herzegovina's Muslim leaders allowed the Croatian Army