Zinn argue the sacrifice of human progress

  https://www.historyisaweapon.com/zinnapeopleshistory.html 1. Are the acts of Columbus and the Spanish explorers considered genocide? 2. What, does Zinn argue, is the sacrifice of human progress? 3. How did slavery develop? How did racism develop along with it? 4. What elements of helplessness led to Africans continued enslavement? 5. Describe the African civilization during the time of colonization