Career
Harun became a part of the struggle in 1999, when he abandoned his economics studies in Addis Ababa and left for Ab"ala, Ethiopian Afar Regional State, joining the first conference of the Red Sea Afar People to establish the Red Sea Afar Democratic Organisation (RSADO). In the conference, he was elected vice chairman of the RSADO.
After the death of Ali Osman Ma"ar on 12 April 2001, Harun was chosen to succeed to the post of Chairman of RSADO.