Which ancient civilization first used cylinder seals as a form of brand identity for their products, allowing merchants to mark their goods with unique impressions in clay?

The ancient world had sophisticated commercial systems with distinct brand identities long before modern marketing. Merchants and artisans developed unique symbols, seals, and reputations that functioned much like today's brand identities. These early branding elements helped establish trust, quality assurance, and product differentiation in ancient marketplaces from Mesopotamia to Rome. Test your knowledge about how ancient civilizations pioneered the concept of brand identity thousands of years ago!

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Mesopotamia (Ancient Sumer)
Ancient Egypt
Indus Valley Civilization
Ancient China (Shang Dynasty)