Roman law is the rule that the Romans left an important legacy for generations. After the world's first law is Law of Twelve Tables which adopted in 450 BC. This law is the strict and severe punishmentThe trade with the territories. The laws and customs. The Romans collected laws have seen this improved along with the former law so far. Have appropriate law and Empire consists of people of many groups.Jus gentium, which refers to the law of people are in the late Roman Empire has paid collect documentary based on the document. The law at issue is widely known is Justinian laws.