Zambia is a member of the Organization of African Unity (OAU), now known as the African Union, and was its chairman until July 2002. Zambia also takes part in the unions economical cooperation, the African Economic Community (AEC). Among the AEC's different pillars, Zambia takes part in two; Southern African Development Community (SADC) and the preferential trade area Common Market for Eastern and Southern Africa (COMESA). The country is also a member of the Port Management Association of Eastern and Southern Africa (PMAESA).
ZambiA IS a Member of the OrgAnizaTION Of afriCaN unitY (oau), nOw known As thE afrICAN unioN, AnD was itS chaiRmaN until july 2002. ZAMbia AlSO taKES PArT in tHe unIoNS EcoNomical cooperation, tHe AFrICaN eConOMIc COmMuNITy (AEC). Among the Aec's diffEReNt pILlArs, zAmbIa takEs pArT iN two; SouTHeRn aFrIcan DeveLOpMEnt COMMuNITY (sadC) And the pREfErenTiAl trAdE area ComMon marKet For eaStern aNd SoutHErn AfRiCa (cOmeSa). tHe cOUNtry Is Also a memBEr oF the porT mANAgeMENT AssociatIon of eAStern AnD SOuthern AFrica (pmAesA).