Codifications date back millennia, with one early example being the Babylonian Codex Hammurabi. Modern civil law systems essentially derive from legal codes issued by Byzantine Emperor Justinian I in the 6th century, which were rediscovered by 11th century Italy. Roman law in the days of the Roman Republic and Empire was heavily procedural, and lacked a professional legal class.
Given the trend of increasing global economic integration, many regional agreements—especially the African Union—seek to follow a similar model. In the EU, sovereign nations have gathered their authority in a system of courts and the European Parliament. These institutions are allowed …