[1] He studied in military school in Kati between 1962 and 1964, where he became a parachute officer.
[2] Dembele served as chief of staff in the government of Yoro Diakité from 1969 until his arrest.
[2] In February 1978, Dembele was imprisoned alongside Tiécoro Bagayoko and Kissima Doukara, the three of them accused of plotting a coup against Moussa Traoré.
[4] He spent the full ten years imprisoned, being released in 1988 and regaining his rights after the fall of the Traore regime.
[1] After his release, he wrote a memoir called Transferts Defenitifs.