Which ancient civilization pioneered the concept of 'brand seals' on products to guarantee authenticity and quality, essentially creating the world's first product branding system?

Before social media and digital billboards, ancient civilizations developed sophisticated marketing strategies to promote their products, leaders, and cultural values. From architectural wonders that served as brand statements to marketplace techniques that would impress modern retailers, these societies understood the psychology of promotion. Test your knowledge about how ancient civilizations marketed their products and built their brands thousands of years before modern marketing existed.

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Mesopotamians (with cylinder seals used by merchants to mark ownership and authenticity of goods)
Ancient Egyptians (with hieroglyphic markings on pottery indicating royal workshops)
Ancient Greeks (with amphora markings indicating the origin and quality of olive oil and wine)
Ancient Chinese (with imperial chop marks guaranteeing product quality during the Han Dynasty)