What was the name of the king who developed the first written laws?

The Code of Hammurabi is a well-preserved Babylonian code of law of ancient Mesopotamia, dating back to about 1754 BC (Middle Chronology). It is one of the oldest deciphered writings of significant length in the world. The sixth Babylonian king, Hammurabi, enacted the code, and partial copies ... In the preface to the law, he states, "Anu and Bel called by name me, ...