▁Civil ▁Affairs ▁Unit ; ▁and ▁a ▁Human ▁Rights ▁Office . ▁The ▁Mission ▁had ▁a ▁nation - wide ▁presence ▁with ▁regional ▁headquarters ▁in ▁Ban ja ▁Lu ka , ▁Bi h ac , ▁Dob oj , ▁Most ar , ▁Sar aje vo , ▁T uz la ▁and ▁a ▁district ▁headquarters ▁in ▁Br cko . ▁ ▁From ▁ 2 0 0 1 ▁through ▁ 2 0 0 3 , ▁at ▁the ▁request ▁of ▁United ▁Nations ▁Secretary ▁General ▁K of i ▁Ann an , ▁Jacques ▁Paul ▁Klein ▁served ▁as ▁his ▁Special ▁Represent ative ▁and ▁Co ordin ator ▁of ▁the ▁United ▁Nations ▁Mission ▁in ▁Bos nia ▁and ▁Herz egov ina , ▁with ▁the ▁rank ▁of ▁Under - Secret ary - General . ▁As ▁Chief ▁of ▁Mission , ▁he ▁had ▁overall ▁management ▁authority ▁and ▁day - to - day ▁management ▁responsibility ▁of ▁ 2 , 7 0 0 ▁international ▁police ▁officers ▁from ▁ 4 8 ▁different ▁countries ▁with ▁a ▁budget ▁of ▁$ 1 6 8 . 2 ▁million . ▁UN MB I H ▁rest ruct ured ▁and ▁down s ized ▁a ▁ 4 4 , 0 0 0 ▁pre - war ▁police ▁force ▁to ▁approximately ▁ 1 6 , 0 0 0 ▁trained ▁personnel . ▁The ▁Mission ▁rec ru ited ▁and ▁trained ▁the ▁first ▁Bi H ▁police ▁cont ing ent ▁that ▁was ▁deployed ▁to ▁the ▁United ▁Nations ▁Mission ▁in ▁East ▁Tim or ▁and ▁the ▁first ▁group ▁of ▁Bos n ian ▁United ▁Nations ▁military ▁obser vers . ▁He ▁focused ▁on ▁comb ating ▁international ▁terror ism , ▁illegal ▁migration ▁and ▁organized