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
Transport in Bosnia and Herzegovina routes to Croatia, Germany, Austria, France, Netherlands, Montenegro, Belgium, Denmark, Sweden and Serbia. Despite Bosnia & Herzegovina's geographical closeness to Serbia, there is only one bus a day, which takes more than 8 hours due to the lack of proper roads. Sava River (northern border) open to shipping but use limited (2008) Gradiška, Brod, Šamac, and Brčko (all inland waterway ports on the Sava none of which are fully operational), Orašje, Bosnia none (1999 est.) Air transport begin in Bosnia and Herzegovina during the period of the Kingdom of Yugoslavia when the flag-carrier Aeroput inaugurated a regular flight linking the