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...n its final century of existence, was more a city-state than a territorial empire. [[Etymologically]], the political usage of “empire” denotes a strong, centrally-controlled nation-state, but, in the looser,

...Roman Empire|Rome]], developed through conquest into the first expansive [[empire]]s. Influential religions, such as [[Judaism]], originating in the [[Middle ...]] at 45.1 years), while in the [[third world|developing world]], the median age is 15 – 20 years (lowest in [[Uganda]] at 14.8 years). Life expectanc