Bosniaks
President Alija Izetbegovic, head of the Muslim-dominated Party of Democratic action (SDA), is based in Sarajevo. Bosnia was attacked by the Yugoslav Nation Army, Bosnian Serb nationalists, and Bosnian Croat nationalists. The Siege of Sarajevo lasted 43 months. Izetbegovic was then chairman of the three-member Bosnian presidency, sharing power with Bosnian Croat Kresimir Subak and Momcilo Krajisnik, a Bosnian Serb. Both are opposed to a unified Bosnia with Sarajevo as the capital. He died in 2003 at the age of 78.
Croatia
President Franjo Tudjman, headquartered in Zagreb, Leads the Croatian army and has close ties to the Bosnian Croat army, the HVO. The HVO lost significant territory to the Serb-controlled Yugoslav National Army, but supported Bosnian Croats as they captured swaths of territory in Herzegovina, the southwestern region of Bosnia around the city of Mostar where many Bosnian Croats reside. He died in 1999 at the age of 77.
Bosnian Serbs
In 1991, prior to the war, Radovan Karadzic (a former psychiatrist) created a renegade army within Bosnia and was 1st president of the Republika Srpska. With the support of Milosevic in Belgrade, in 1992, under his leadership, Bosnian Serb nationalists began a systematic policy of "cleansing" large areas of Bosnia of non-Serbs. Both Karadzic and his military commander, Ratko Mladic, have been indicted for war crimes, including genocide, by a UN war crimes tribunal. Kayadzic was captured and arrested on July 21st 2008 in Belgrade.
Serbia
Slobodan Miloševic was President of Serbia and Yugoslavia in the 1990s. After a career in banking, he founded the socialist party of Serbia. In 1999, he became the focus of world attention during the Kosovo crisis and NATO confrontation. After a wave of popular unrest, he lost power in 2000 and was charged with crimes against humanity. The trial ended after Miloševic died in his cell in 2006.