Capital city meaning "head". In several English-speaking states, the terms county town and county seat are also used in lower subdivisions. In some unitary states, subnational capitals may be known as "administrative centres". The capital is often the largest city of its constituent, though not always. Historically, the major economic centre of a state or region often becomes the focal point of political power, and becomes a capital through conquest or federation. (The modern capital city has, however, not always existed: in medieval Western Europe, an itinerant (wandering) government was common.) Examples are Ancient Babylon, Abbasid Baghdad, Ancient Athens, Rome, Constantinople, Chang'an,
Mexican Spanish projection. For this reason, most of the film dubbing identified abroad with the label "Mexican Spanish" or "Latin American Spanish" actually corresponds to the central Mexican variety. Mexico City was built on the site of Tenochtitlan, the capital of the Aztec Empire. Besides the Aztecs or Mexica, the region was home to many other Nahuatl-speaking cultures as well; consequently many speakers of Nahuatl continued to live there and in the surrounding region, outnumbering the Spanish-speakers, and the Spanish of central Mexico incorporated a significant number of Hispanicized Nahuatl words and cultural markers. At the same time, as a result of