Period 1: 1491 ? 1607 Period 2: 1607 ? 1754 2014 - #2: Explain how intellectual and religious movements impacted the development of colonial North America from 1607 to 1776. 2013 - #2: Explain how trans-Atlantic trade and Great Britain?s mercantilist policies impacted the economic development of the British North America in the period from 1650 to 1750. 2011 - #2 (a): Explain how the existence of slavery impacted the development of Britain?s North American colonies from 1607 to 1776. 2011 - #2 (b): Explain the causes and consequences of the existence of slavery in the development of Britain?s North American colonies prior to the American Revolution. 2011 (B) - #2 (a): Compare and contrast the European imperial goals in North America between 1580 and 1763.