This lack of weapons eventually led to commander Rasim Delić to stop the offensive due to heavy losses.

In response to the attack, the Bosnian Serbs seized heavy weapons from UN-guarded depots, and began shelling their targets.

[8] During this attack, the Serbs then took 377 UNPROFOR member as hostages and used them as human shields for a variety of targets in Pale, forcing NATO to end its strikes.

[9] The Bosnian Muslim forces initially had many successes: the 1st Corps attacked and captured Debelo Brdo, Cemerska and Route Viper, pushing the Serbs back.

However, in a counterattack led by Colonel general Ratko Mladić the Serbs managed to recapture most of the land, including Cemerska, Trnovo and Stup.