What ancient African nation is (at 2011) the most populated landlocked country of the world?
Ethiopean Ethiopai Ityoṗṗya Æthiopia AEthiopia Etiopia The Democratic Republic Of Ethiopia Ityop'pya Ītyōṗṗyā Ityop'ia Ethopian Ethiop Federal Democratic Republic of Ethiopia Etheopia Abbysinnia Abysinna Ityop'iya Abissinia Habeshistan Prehistory of Ethiopia Names of Ethiopia Ityoppya Ethiopia ISO 3166-1:ET ʾĪtyōṗṗyā Ethiopian Ethiopioa Name of Ethiopia FDRE Etymology of Ethiopia Federal Republic of Ethiopia ኢትዮጵያ