 The last significant Somali unit left Ethiopia on 15 March 1978, marking the end of the war.The 1982 Ethiopian–Somali Border War occurred between June and August 1982 when the Ethiopian military, supported by hundreds of SSDF rebels invaded central Somalia and captured several towns.After a SNA force infiltrated the Ogaden, joined with the WSLF and attacked an Ethiopian army unit outside Shilabo, about 150 kilometers northwest of Beled weyne, Ethiopia retaliated by launching an operation against Somalia.