This document provides an overview of the origins and early civilizations of Western civilization. It discusses the defining characteristics of civilization and traces the evolution of humans from the Old Stone Age through the development of the first civilizations in Mesopotamia, Egypt, the Aegean, and Mycenaean Greece between 3000-1000 BCE. Key developments included the rise of urban centers, systems of government and religion, and advances in tools, trade, and written communication that defined civilized cultures. Artistic and architectural achievements of these early civilizations are also summarized.