He received his training as a military cadet in the United Kingdom and returned as a commissioned officer in time for Somaliland's independence in 1960.

[2] The coup was put down by soldiers loyal to the Somali Republic and after a lengthy trail, all the officers were acquitted of treason charges and subsequently retired from active service.

However, in 1964, in the first Somalia/Ethiopia war, Duale was returned to active service and saw action in the southern sector of that particular military engagement.

After the brief "war", he entered the diplomatic service and held several positions at various Somali Republic embassies.

On September 2, 2016, Duale launched his third book "Raad Raac Taariikh Soomaaliyeed" in Hargeisa, Somaliland.