Criminal law originated from early codes of conduct that aimed to regulate human behavior and avenge harm, such as the Code of Hammurabi. It evolved through various legal codes over centuries, including the Hittite laws, Code of Drakon, laws of Solon, and Rome's Twelve Tables. The Revised Penal Code of the Philippines was approved in 1930 and remains the primary source of criminal law today, consisting of definitions of crimes and corresponding punishments organized into titles. Criminal law has characteristics such as general applicability, territorial jurisdiction, prospective application, specificity, uniformity, and penal sanctions. Crimes are further classified as felonies, which can be intentional or culpable, and have circumstances that can aggra