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
Croats of Bosnia and Herzegovina stopped the Serbian advance, and in some places they repelled the enemy. On 16 June 1992, President of Croatia, Franjo Tuđman and President of Bosnia and Herzegovina, Alija Izetbegović signed an alliance according to which, Bosnia and Herzegovina legalized the activity of Croatian Army and Croatian Defence Council on its territory. Bosnian Croat political leadership and the leadership of Croatia urged Izetbegović to form a confederation between Bosnia and Herzegovina and Croatia, but Izetbegović denied this since he tried to represent Serbian interests as well as those of Bosniaks and Croats. The Bosnian Croat leadership was irritated by Izetbegović's neutrality,