The document discusses how art has been used throughout history to convey power and legitimacy of rulers. It provides examples of art from Egypt, Mesopotamia, Persia, China, and Rome that employed size and scale to emphasize the divine status of kings; depicted massive building projects to demonstrate imperial strength and control; sculpted idealized royal portraits symbolizing eternal youth and rule; and showed rulers engaging in feats of strength and combat to prove their worthiness. The document examines how visual art served as "Instruments of Power" for ancient civilizations.