The peace plan divides Bosnia into a Serb republic and a federation of Muslims and Croats.
Mr Milosevic could retaliate, for example by stirring up trouble again in Bosnia's Serb Republic.
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In its ten-hour emergency session, the Serb Republic's parliament rejected both Mr Poplasen's dismissal and the Brcko decision.
General Stanislav Galic was captured in the northern town of Banja Luka, the main city in the Bosnian Serb Republic.
Prospects for a Serb transformation depend largely on the West, which has punished the Serb Republic by withholding desperately needed aid.
But the Bosnian Serb republic has refused to recognize the court's jurisdiction.
She now controls almost all the western half of the Serb Republic.
The U.S.-brokered Dayton treaty ended Europe's worst conflict since World War II by dividing Bosnia into a Muslim-Croat federation and a Serb republic.
Investigators from the Tribunal have recently interviewed military officials in the Bosnian Serb Republic, and the Western-backed Prime Minister, Milorad Dodik, visited the Hague last week.
Yet the Dayton agreement's plan for rebuilding a single Bosnian state, involving autonomy for both a Muslim-Croat federation and a Serb republic, has come to little.
But her political base is in Banja Luka, a city in the part of the Bosnian Serb republic that is surrounded by Croat and Muslim lands.
In July British-led forces took over the Serb Republic's largest city, Banja Luka, and handed it to the entity's pragmatic, if still nationalist, president, Biljana Plavsic.
Under the agreement Bosnia would be preserved as a single state but still divided into two separate republics -- the Bosnia-Croat Federation and the Bosnian Serb Republic.
Provisional results of last month's elections to the Serb Republic's national assembly suggest that Mr Karadzic's party has, for the first time, failed to win an absolute majority.
It is in places like Gorazde -- a Muslim enclave almost surrounded by the Serb Republic -- that the need for cooperation between all sides becomes even more crucial.
Bosnia's Muslims and Croats each run their own affairs, while the Serb republic has split between hardline nationalists based in Pale and more moderate nationalists centred on Banja Luka.
Mr Westendorp banned Mr Seselj from entering the Bosnian Serb republic during the September election campaign, because of his negative statements on the role of the international community in Bosnia.
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The move eventually led to a total removal of hardliners from the government and the Bosnian Serb parliament's election of moderate Milorad Dodik as prime minister of the Serb Republic.
For the best part of a year before Bosnia's elections in September, the West had pinned its peace-building hopes on Biljana Plavsic, then president of the Serb Republic, the country's Serb-dominated half.
Though he has moved the government from the hardliners' stronghold of Pale to Banja Luka, the Serb Republic's eastern half is still controlled by Mr Karadzic and has its own police force.
It has 14 often competing and overlapping administrations, including a weak central government and a complete administration apiece for the Serb republic and the Croat-Bosniak (as Bosnian Muslims are now known) federation.
For his part, the Yugoslav leader - a long-standing Serb nationalist - is pressing for the establishment of closer links between his country and the Bosnian Serb republic, the entity that the Dayton accords created within Bosnia along with the Muslim-Croat federation.
Moreover, she has made it clear that, in return for financial aid, she will implement the peace plan in a way in which her chief rival and predecessor, Radovan Karadzic, who continues to control the eastern half of the Serb Republic, will not.
The tiny Republic of Srpska (pop. 1.5 million), the Serb-controlled half of Bosnia, signed RSL to provide its international telecom services.
The Yugoslav army and Serb special police have been fighting in northwest Kosovo, near the border with Serbia's sister republic of Montenegro, and near the Albanian border.
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