The proposed cooperation promises to address transnational problems within the three countries but it might alienate the rest of East Africa.
The terror group uses the proceeds of criminal activity to support its political agenda.
It would be a mistake to ridicule what's been achieved in the Horn of Africa, but obstacles remain.
The growing Arab military, political and religious influence is only the latest example of an external force taking hold in the Horn of Africa.
In Ethiopia, the US pushes the diffusion of individual freedoms and China jockeys for collective economic betterment. Both the US and China could lose out if chaos spreads in the Horn of Africa.
Many Ethiopians regard Castro as the man who saved their country. Somalis view him as the man who denied them the Greater Somalia re-union