Croats of Bosnia and Herzegovina Dalmatian Croatia formed a united Croatian kingdom, which included Dalmatia and part of Bosnia and Herzegovina, Pannonia (eastern Slavonia and northeastern Bosnia), and Savia (western Slavonia). In 1102 Croatia entered into a union with the Kingdom of Hungary. After this, Bosnia, which was earlier part of the Kingdom of Croatia, started to disassociate with Croatia. At first, Bosnia became a separate principality under Ban Kulin who managed to solidify Bosnian autonomy at the expense of more powerful neighbours, but only in the 14th century did Bosnia become a formidable state. In the 14th century, King Tvrtko I conquered part of
Islamic Community of Bosnia and Herzegovina the faithful and attracting many who were not practicing Muslims during the socialist period, as well as Bosniaks and other Slavic Muslims living in the region of Sandžak and elsewhere. The Islamic Community of Bosnia and Herzegovina and head of the community, Grand Mufti of Bosnia and Herzegovina, are highest religious authorities for approximately 4 million Muslims in the world. The Islamic Community of Bosnia and Herzegovina has jurisdiction over the entire Bosnia and Herzegovina, as well as Croatia through muftiluk of Zagreb, headed by Aziz Hasanović, Slovenia and Bosniak religious communities and mosques around the world. However, there is