1491- -

: The development of maize (corn) from a tiny wild grass called teosinte is considered one of the greatest feats of plant breeding in human history.

: Nations like the Haudenosaunee (Iroquois) established complex democratic confederacies, while the Mississippians built Cahokia , a city that was once larger than London. Sophistication and Technology : The development of maize (corn) from a

: This massive loss of life explains why later settlers encountered "empty" lands; they were seeing the graveyards of recently collapsed civilizations. The year 1491 is also the final baseline

The year 1491 is also the final baseline for Indigenous populations before the catastrophic "Great Dying." Upon contact, European diseases like smallpox and measles—to which Native Americans had no immunity—wiped out an estimated 90% of the population . while the Mississippians built Cahokia

The year 1491 serves as a symbolic "eve" of a global transformation, marking the final moments of an American continent untouched by European contact. Traditionally, Western history viewed this era as a "pristine wilderness" sparsely populated by nomadic tribes. However, modern scholarship—most notably synthesized in Charles C. Mann’s "1491" —has dismantled this myth, revealing a hemisphere that was densely populated, technologically sophisticated, and actively engineered by its inhabitants. The Myth of the Empty Wilderness

💡 : 1491 was not a blank slate, but a peak of human achievement in the Western Hemisphere.