NEW : A rebel spokesman said outside military intervention would be a ` ` disaster '' None of the armed groups wants to impose Islamic law . ECOWAS imposed a diplomatic and financial embargo , said Ivory Coast President Alassane Ouattara , who is chairman of the group . The rebels capitalized on the instability created by a recent coup that overthrew the president . Yemen , once a place of stability , is in the throes of crisis .
NEW : A rebel spokesman said outside military intervention would be a ` ` disaster '' None of the armed groups wants to impose Islamic law . The rebels capitalized on the instability created by a recent coup that overthrew the president . Yemen , once a place of stability , is in the throes of crisis .