MOD in Somali politics stands for "Marehan, Ogaden, Darawiish". It is an acronym to describe the political alliance between the Marehan, Ogaden and reer Darawiish tribes. The political alliance between MOD (Marehan, Ogaden, Darawiish) started in the 1980s in the Hantiwadaag era. The political coalition of MOD ended in 1989 with the Somali Civil War. The political alliance between Marehan, Ogaden and Darawiish was led by president Siad Barre.