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
Flag of Bosnia and Herzegovina The original medieval coat of arms had a white background and two red stripes in the top of the shield. As the entire territory of modern Bosnia and Herzegovina was part of the Independent State of Croatia, a puppet state of Nazi Germany during World War II, the flag is similar to the flag of Croatia, which consisted of a tricolor of red-white-blue with the chequy in the centre and the letter "U" at the top left of the flag. Whilst being the Socialist Republic of Bosnia and Herzegovina within communist Yugoslavia, the Yugoslav flag stood as a canton, while