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    • 12,000 to 14,000 years ago

      • These populations expanded south of the Laurentide Ice Sheet and spread rapidly southward, occupying both North and South America, by 12,000 to 14,000 years ago.
      en.wikipedia.org › wiki › Peopling_of_the_Americas
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  2. Archaeologists have dated human presence in Mesoamerica to possibly as early as 21,000 bce (though the dating of the Valsequillo finds on which that early date is based remains controversial). By 11,000 bce , hunting-and-gathering peoples occupied most of the New World south of the glacial ice cap covering northern North America .

  3. Mesoamerican chronology divides the history of prehispanic Mesoamerica into several periods: the Paleo-Indian (first human habitation until 3500 BCE); the Archaic (before 2600 BCE), the Preclassic or Formative (2500 BCE – 250 CE), the Classic (250–900 CE), and the Postclassic (900–1521 CE); as well as the post European contact Colonial ...

  4. Jan 22, 2021 · 3 notable Mesoamerican civilizations are: the Olmecs of Mexico (1200-400 BCE), the Classic Maya of Mexico and Central America (250-950 CE), and the Aztecs of Mexico (1345-1521). Is Mesoamerican the same as Aztec?

    • Mark Cartwright
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  5. The current shape of Mesoamerica (Middle America) began to emerge as Pangaea broke up, and North and South America separated, not to be rejoined again until about 3 million years ago. This reconnection happened as two tectonic plates moved against each other, causing volcanoes to erupt, which created islands.

  6. Timeline. 7000 BCE - 2000 BCE. The Archaic Period in Mesoamerica during which hunter-gatherer culture moved toward agriculture . c. 2700 BCE. Corn is first cultivated in Mesoamerica. c. 1200 BCE. San Lorenzo becomes the great ceremonial centre of the Olmec civilization . c. 1200 BCE - c. 400 BCE.

  7. Aug 30, 2017 · Based on new sites in both North and South America this emerging consensus suggests that people must have arrived in North America as early as 22 ky ago (e.g. [2, 6, 10, 16–18]. Osteological evidence for early American settlers is scarce and majorly fragmentary, with at present only a few individuals, from North-, Central- and South America ...

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