Bosnia's Serb Republic is expected to bar the state police and judiciary from operating on its territory on Thursday, a day after a state court ordered the Russian-backed separatist Serb president to step down for defying an international peace envoy.

Bosnia's Serb political leader Milorad Dodik was sentenced to one year in prison and banned from holding public office for defying the decision of the fragile country's international peace representative.

Bosnia's autonomous Serb region passed legislation barring the national police and judiciary from its territory after a state court banned its separatist leader Milorad Dodik from politics for six years and sentenced him to a year in prison.

BELGRADE (Reuters) - Bosnia's state court on Wednesday convicted Bosnian Serb separatist leader Milorad Dodik for defying orders of an international peace envoy and sentenced him to one year in prison, the court said in a statement.

Bosnia's international high representative on Friday slammed the political leadership of the country's Serb statelet, accusing them of seeking to destabilise the Balkan country and called for an end to actions that threaten to "undermine" its peace accords.

Bosnian Serb leader Milorad Dodik on Saturday urged negotiations on the workings of the divided Balkan country, or an "amiable separation" from the Muslim-Croat portion should talks fail. "If we cannot make it work,