Which ancient civilization invented the first known form of product branding through 'merchant seals' stamped on merchandise to guarantee quality and origin?

Before modern marketing campaigns and digital advertising, ancient civilizations developed sophisticated methods to promote their goods and establish recognizable brands. From stamped pottery to merchant seals, these early marketing techniques laid the foundation for today's branding strategies. Test your knowledge about how ancient merchants and artisans promoted their products across the Mediterranean, Asia, and beyond!

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Ancient Mesopotamia (circa 3000 BCE)
Roman Empire (circa 100 CE)
Ancient Egypt (circa 2500 BCE)
Han Dynasty China (circa 200 BCE)