What was the Code of Hammurabi? November 17, 2011 by Pamela Landy · Filed Under: World History The oldest legal code, the Code of Hammurabi was developed circa 1950 B.C. during the reign of Babylonian leader Hammurabi. It is now known for its emphasis on the law of retaliation (an eye for an eye). Related PostsWhat does the ZIP in ZIP code stand for?When was the Hays Code, which regulated moviemaking instituted?What is the Napoleonic Code and is it still binding in New Orleans?What happened if a movie did not meet with the requirements of the Hays Code?When was the Comics Code Authority introduced?