council decis octob common posit defin basi articl treati european union reduct econom financi relat part territori republ bosnia herzegovina control bosnian serb forc cfsp council european union regard treati european union articl thereof regard resolut adopt unit nation secur council septemb decid articl econom financi relat part territori republ bosnia herzegovina control bosnian serb forc reduc accord relev provis resolut adopt unit nation secur council septemb articl decis publish offici journal luxembourg octob council presid waigel