Migratory

⁰ This is our migratory history, which is the basis of our racial theory

1. 300,000 years ago, humankind originated in Africa
2. 150,000 years ago, we expanded into Eurasia
3. 50,000 years ago, we expanded into Australia
4. 15,000 years ago, we expanded into America

¹ Based upon the first migration, there are three races: African, Asian, and European.