This activity is focused on understanding what international business is, why and how it differs from domestic business, why it is important, and its historical development. International business is a broad and potentially complex field of study and practice. There are many different definitions and concepts that are critical to this field, and this activity will emphasize several of the most critical ones that are used throughout the text. Understanding these terms and concepts will help students, managers and policy makers to better understand what international business is, how it differs from domestic business, why it is becoming increasingly important, and how international business has evolved throughout history.