NATO warplanes launch air campaign against Serbs. Negotiators agree to divide Bosnia into Serb and Muslim-Croat entities within one state. Meanwhile, Bosnian government, Croats retake much of northern, western Bosnia from Serbs. NATO halts airstrikes after Serbs withdraw heaviest weapons around Sarajevo. U.S.-sponsored peace talks open in Dayton, Ohio, with the presidents of Croatia, Bosnia and Serbia.
International tribunal indicts six Bosnian Croats for war crimes and crimes against humanity.
International tribunal indicts Bosnian Serb leaders Radovan Karadzic and Gen. Ratko Mladic for a second time, this time charging them with genocide over alleged massacres at Srebrenica. In Dayton, Ohio, Balkan leaders agree on a comprehensive settlement to the 43-month war in Bosnia.