Answer:
Sumer or Sumeria is still thought to be the birthplace of slavery, which grew out of Sumer into Greece and other parts of ancient Mesopotamia. The Ancient East, specifically China and India, didn't adopt the practice of slavery until much later, as late as the Qin Dynasty in 221 BC.
Explanation:
Law of the Twelve Tables
Rome's laws that were written on 12 bronze tablets! Written down to protect people's rights so that everyone knew what the laws were.
"The best known ancient code is the Babylonian Code of Hammurabi. The Romans began keeping legal records, such as the Law of the Twelve Tables (451–450 bc), but there was no major codification of Roman law until the Code of Justinian (ad 529–565), which was compiled long after the dissolution of the Western Empire."