Policy of mercantalism encouraged the trading of goods with other countries, in the case of the colonies mainly the movement of slaves, household goods, tools, luxuries, and food items between the colonies,the west indies, Africa, and England
Eventually limited by the navigation acts; created wealth between countries involved, increased demand for cash crops, and increased demand for slave labor as more cheap labor was needed to keep up with demand. This further interaction changed NA communities as more were exposed to disease or were ensalved or both