Slavery was practiced in some parts of Africa, Europe, Asia and the Americas for many centuries before the beginning of the Atlantic slave trade. There is evidence that enslaved people from some African states were exported to other states in Africa, Europe and Asia prior to the European colonization of the Americas.he Atlantic slave traders, ordered by trade volume, were: the Portuguese, the British, the French, the Spanish, and the Dutch Empire. Several had established outposts on the African coast where they purchased slaves from local African leaders.
Quick Answer. As of September 2014, the U.S. population is 318 million people and approximately 30 percent, or 95 million, have graduated college with a bachelorâs degree. Another 17 percent, or 54 million, have graduated with an associate's degree.
According to the government's National Center for Education Statistics: During the 2013â14 school year, colleges and universities are expected to award 943,000 associateâs degrees; 1.8 million bachelor's degrees; 778,000 master's degrees; and 177,000 doctor's degrees..