What were the more important political, social, religious, and economic tensions that appeared throughout colonial America in the seventeenth century? According to some historians, how did the combination of social tensions and economic growth lead to the witchcraft controversy in Massachusetts? 2. Describe the reasons that prompted various European groups to migrate to America. How did newcomers take advantage of their physical environments to produce different economic systems in the North and the South? What were the differences between indentured servitude and slavery?