This document provides an overview of pre-colonial America and the colonial period. It describes how the first Americans migrated from Asia across the Bering Strait during the Ice Age and gradually migrated across North America. It then discusses some of the diverse indigenous cultures and tribes that inhabited North America prior to European colonization, including the Anasazi and Iroquois tribes. The document also summarizes the reasons for and establishment of European colonies in North America, including political, economic, and religious motives. Finally, it briefly outlines some key events leading up to American independence, such as the Boston Tea Party in 1773 and the Intolerable Acts in 1774.