Disputes - international:
dispute remains with Bosnia and Herzegovina over several small disputed sections of the boundary related to maritime access that hinders ratification of the 1999 border agreement; the Croatia-Slovenia land and maritime boundary agreement, which would have ceded most of Pirin Bay and maritime access to Slovenia and several villages to Croatia, remains un-ratified and in dispute; Slovenia also protests Croatia's 2003 claim to an exclusive economic zone in the Adriatic; as a European Union peripheral state, neighboring Slovenia must conform to the strict Schengen border rules to curb illegal migration and commerce through southeastern Europe while encouraging close cross-border ties with Croatia

Refugees and internally displaced persons:
IDPs: 4,200-7,000 (Croats and Serbs displaced in 1992-95 war) (2006)