1. Pre-Columbian America

2. What are preconception?
Most Indians came over from Asia by land bridges over the Bering Straits
Very low population in the Americas
European technology and spirit ended the Indian dominance of the continent

3. What Paleo-archaeologist Think
Most of the paleo-Indian migration did come from Siberia, but they most likely traveled by boat
By 5000 BCE, Indians in southern Mexico developed maize (corn) from three distinctly different species
3000 BCE – 30 large cities developed along the coastline of Peru. Each town built around pyramidstype structures

4. MATH!!
The Olmecs in Mexico had developed the concept of the zero by 32 CE beating mathematicians in Eurasia by 600 years.
Zero didn’t catch on in Europe until 1200’s

5. The Mississippian Culture Estimates of up to 100,000 people live in Cahokia

6. Mississippian

7. The Aztecs the most densely populated area in the world

8. The Iroquois Confederacy Individual liberty and Social Equality

9. Puebloean Culture

10. What happened to these great cultures?
Disease especially smallpox.
Isolation in the America’s led to a different immune system
The sophisticated trade system set up between the nations helped spread the diseases
New England nearly depopulated by disease brought by European fishermen.