A 3,700-Year-Old Clay Tablet Is a Furious Customer Review

Around 1750 BCE, the city of Ur was a major commercial hub in ancient Mesopotamia, operating during the Old Babylonian period. Trade in metals, textiles, and other commodities moved through merchants who worked across long distances, relying on agents, servants, and written records to conduct business. Copper was a valued commodity, imported and resold through established trading networks.

Writing in this era took the form of cuneiform, a script pressed into wet clay with a reed stylus. Once dried or fired, these tablets became durable records. Merchants used them for contracts, receipts, and correspondence. The same technology that tracked grain deliveries and property transfers also recorded, in at least one surviving case, a customer's anger at being cheated.

A man named Nanni was one such customer. He had arranged to purchase copper ingots from a merchant named Ea-nasir, sending both payment and a servant to complete the transaction. What he received instead—substandard metal and a dismissive response—prompted him to have a scribe press his grievance into clay, producing what is now recognized as the oldest known written customer complaint.

The tablet was recovered from excavations at Ur, the ancient Mesopotamian city located in what is now southern Iraq. Archaeologists uncovering the remains of the city found, within the ruins of a house identified as belonging to Ea-nasir, a collection of clay tablets. Among them was Nanni's complaint letter, along with additional letters from other unhappy customers.

The fact that all these complaint letters were stored inside the merchant's own home is itself significant. Ea-nasir had apparently held onto correspondence that recorded disputes and accusations against him. Whether this was standard record-keeping practice or something more specific to his situation is not entirely clear, but the tablets survived because they remained in his possession.

The complaint tablet from Nanni is now held at the British Museum. Its preservation over roughly 3,700 years is owed to the durability of baked clay, a material that outlasted papyrus, wood, and other ancient writing surfaces common elsewhere in the ancient world.

The tablet records Nanni's account in direct terms. He states that he sent payment and a servant to collect copper ingots from Ea-nasir. The merchant reportedly showed the servant poor-quality metal and told him to accept it or leave. The servant was then sent back through territory described as hostile, without the goods Nanni had paid for.

Nanni's letter demands a full refund and asserts that he will personally inspect every ingot in any future transaction. He challenges Ea-nasir's treatment of him, asking, in effect, who the merchant thinks he is dealing with. The tone is one of wounded dignity as much as financial grievance, suggesting that the disrespect shown to his servant compounded the commercial failure.

The presence of multiple complaint letters stored in Ea-nasir's house indicates that Nanni was not the only dissatisfied customer. Other letters found at the site also record disputes with the same merchant. This pattern suggests Ea-nasir had a documented history of conduct that drew written complaints, making his archive an unusually candid record of ancient commercial conflict.

The precise date of the tablet is given as around 1750 BCE, which places it in the Old Babylonian period, but this is an approximation rather than a fixed date. Ancient dating of this kind depends on contextual and stratigraphic evidence, and minor adjustments remain possible as scholarship develops. The figure of 3,700 years is itself a rounded estimate that shifts as modern years pass.

What is settled is that the tablet is genuine, that it was found in Ea-nasir's house alongside other complaint letters, and that it records a real commercial dispute in recognizable emotional terms. The translation of Nanni's words is well-established, and the British Museum's custody of the artifact is a matter of public record.

What remains imprecise is the fuller context of Ea-nasir's business practices and how typical or atypical his conduct was among merchants of the period. It is not known whether Nanni ever received his refund, whether Ea-nasir faced any formal consequence, or what ultimately became of either man. The tablet records the complaint but not its resolution.