Foundation nail dedicated by Entemena, king of Lagash, to the god of Bad-Tibira, about the peace treaty concluded between Lagash and Umma. Extract from the inscription: Those were the days when Entemena, ruler of Lagash, and Lugal-kinishe-dudu, ruler of Umma, concluded a treaty of fraternity. This text is the oldest diplomatic document known. Found in Telloh, ancient Girsu, ca. 2400 BC.