Answering Yali’s Question

Why were Eurasians able to dominate native peoples of Polynesia, Pacific

Oceania, Australia and the Americas?

Spanish vs. Incas 1532--The Battle of Cajamarca: What advantages do you see?

Eurasian Technological Advantages

Why did Eurasians have the advantages of superior technology?

Technological Advances Result From Specialization of Labor

Which is Possible Only When There Is A Food Surplus

Which Requires Many Productive, Domesticable Plants and Animals

Why Did Eurasia Have So Many Large Domesticable Animals when

the Rest of the World Didn’t?

Eurasia Sub-Saharan Africa

Americas Australia

Species that met some criteria for domestication

72

51

24

1

Species that met ALL criteria for domestication

13

0

1

0

Not All Species Are Domesticable

Some Animals Were Useful in War

Others Helped Eurasians Spread Contagious Disease

The Labor Surplus Allowed Eurasian Societies to Produce

More Complex Ideas

And Retain Them Permanently

Why Did Eurasian Technology, and Domesticated Species

Spread So Efficiently ?