At the beginning of September , the ARBiH launched an operation known as '' Operation Neretva ' 93 '' against the HVO in Herzegovina and central Bosnia , on a 200 km long front . It was one of their largest offensives in 1993 . The ARBiH expanded its territory west of Jablanica and secured the road to eastern Mostar , while the HVO kept the area of Prozor and secured its forces rear in western Mostar . During the night of 8/9 September , at least 13 Croat civilians were killed by the ARBiH in the Grabovica massacre . 29 Croat civilians were killed in the Uzdol massacre on 14 September
Grabovica massacre
Grabovica massacre
Bosnian War