Final answer:
Common Law is the form of law derived from English law, characterized by the judicial system's reliance on case law and legal precedents set by previous court decisions.
Step-by-step explanation:
The form of law that is derived from English law is Common Law. Common Law, also known as case law or precedent, is a system where law is developed by judges through decisions of courts, based on previous cases rather than through legislative statutes or executive actions. Sir William Blackstone was a notable proponent of the philosophy of the Rule of Law and developed the ideas of British Common Law. His influence and the principles of presumed innocence became fundamental to the legal systems that follow the Common Law tradition, including many states within the United States.