Yongeyeho ko ishyigikiye ibikorwa bya dipolomasi birimo gukorwa n'umuryango w'ubukungu w'ibihugu byo mu burengerazuba bw'Afurika (ECOWAS/CEDEAO), umuryango w'ubumwe bw'Afurika n'umuryango w'abibumbye.
