Original sentence: In an effort to stop Slobodan Milošević's Serbian-led crackdown on KLA separatists and Albanian civilians in Kosovo, the United Nations Security Council passed Resolution 1199 on 23 September 1998 to demand a ceasefire.Negotiations under UN Special Envoy Richard Holbrooke broke down on 23 March 1999, and he handed the matter to NATO, which started a 78-day bombing campaign on 24 March 1999
Edited sentence: In an effort to stop the Yugoslav Government's crackdown on KLA separatists in Kosovo, the United Nations Security Council passed Resolution 1199 on 23 September 1998 to demand a ceasefire.Negotiations under UN Special Envoy Richard Holbrooke broke down on 23 March 1999.On 24 March 1999, NATO, started a 78-day bombing campaign which has remained controversial, as it did not gain the approval of the UN Security Council