banja luka bosnia bosnia serb republic wednesday declare militarily neutral move president say first step towards referendum join nato unpopular among serbs 1995 1999 bomb campaign bosnia kosovo serb republic one two autonomous regions create bosnia war 1990s break-up former yugoslavia tie bosniak-croat federation via weak central government charge military issue bosnia inter-ethnic presidency central government sarajevo federation dominate muslim bosniaks croats long say join nato european union strategic priorities bosnian serbs lean towards close tie russia align policy wartime patron ally serbia nato hugely unpopular 1999 bomb campaign drive serbian force kosovo 1995 nato air strike rebel serbs bosnia bosnian serb president milorad dodik serb nationalist repeatedly say close tie nato decide referendum serb republic even though decisions take state level accord constitution national assembly republika srpska serb republic make decision proclaim military neutrality ... relation exist military alliances possible referendum make final decision issue hold resolution say pass narrow majority early hours wednesday hours obstruction serb opposition party procedural matter bosniak deputies abstain vote say parliament could decide defense issue resolution bind represent stance issue say political analyst tanja topic think republika srpska serb republic decide capacity bosnia join military alliance segment defense entity within bosnian state single authority issue topic say bosnia make progress towards fulfil condition membership action plan forerunner full nato membership bosnian serbs drag feet meet remain term kosovo declare independence serbia 2008 nine years nato bomb drive serbian force accuse kill expel ethnic albanian civilians serbia try put insurgency kosovo serbia refuse recognize independence bosnia 's serb region declare neutrality bid block nato membership