United Nations Security Council resolution 1221, adopted unanimously on 12 January 1999, after reaffirming Resolution 696 (1991) and all subsequent resolutions on Angola, particularly resolutions 1196 (1998) and 1219 (1998), the Council condemned the downing of two commercial planes over UNITA-controlled territory in Angola and demanded that UNITA leader Jonas Savimbi co-operate in the search for survivors of the recent plane crashes.[1]