He , however , later resigned for Sheikh Aweys to take his position .
Sheikh Omar Iman Abubakar , a high - ranking official of the Eritrea - based faction of the Alliance for the Reliberation of Somalia , was initially appointed as the group 's chairman .
Omar Iman Abubakar , however , later resigned for Sheikh Aweys to take Omar Iman Abubakar 's position .
Sheikh Omar Iman Abubakar , a high - ranking official of the Eritrea - based faction of the Alliance for the Reliberation of Somalia , was initially appointed as the group 's chairman .