The greatest was Tenochtitlan
<span>James Buchanan, Minister to Great Britain and former Secretary of State.Franklin Pierce, President of the United States.Stephen Douglas, U.S. Senator from Illinois.<span>Lewis Cass, Former U.S. Senator and 1848 presidential nominee from Michigan
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I recomend not using Wikipedia since not all its facts are true so maybe if you use a wesite with .org in it , it's better since the facts they give are way more true and logical.
Answer:
An empire is an unequal relationship between a core state and a periphery of one or more states controlled from the core. On the simplest level, control means military occupation or other formal political intervention, but it can also cover informal economic or cultural influence.