TIMELINE: THE WAR IN BOSNIA KEY DATES 1990: For the first time after the Second World War, multy-party elections are held in Bosnia and Herzegovina. Polls are won by the ethnic-based parties. The mainly Bosniak Stranka Demokratske Akcije, SDA, wins 86 seats in the assembly. The Srpska Demokratka Stranka, SDS, wins 72 and the Hrvatska Demokratska Zajednica, HDZ, wins 44. Parties agree to share power along ethnic lines, so that the president of the presidency is a Bosniak, the president of…