I . POLITICAL ASPECTS 3 . It is recalled that , in the Cotonou Agreement of 25 July 1993 ( S/26272 , annex ) , the parties agreed that encampment would commence immediately upon the deployment of the Economic Community of West African States ( ECOWAS ) Military Observer Group ( ECOMOG ) and the United Nations Observer Mission ( UNOMIL ) , ECOMOG being understood as an expanded ECOMOG with African troops from outside the West African region .