Hohokam, Anasazi,

First humansarrive in the Americas

Agriculturebegins in the present-day Southeast

Poverty Pointflourishes inpresent-dayLouisiana

The Olmecs begin to build the first Mesoamerican cities

Agriculturebegins in theWesternHemisphere

Agriculturespreads fromMesoamerica to the present-day Southwest

Adena culturereaches itsheight in North America

Significant Events

Mogollon culture flourishes in present-day New Mexico

Mississippiancivilizationreaches itsheight

Hopewell culture thrives in the Ohio and Mississippi valleys

The Mayan civilization flourishes on the Yucatán Peninsula

Anasazi civilization reaches its height

and Mississippiancivilizations decline;Apache and Navajopeoples enter the Southwest from Canada

Aztec empire rises in Mesoamerica