Thomas Sowell - Conquests, Migrations, Race and Cultures

Conquests and Cultures: An International History: https://amzn.to/2PeHS3k

Migrations And Cultures: A World View: https://amzn.to/2BV6MTQ

Race And Culture: A World View: https://amzn.to/2PIv7zn ... https://www.youtube.com/watch?v=mRzML4LC0xA