On this day, 892 years ago, March 5, 1133 (January 27, 1133 in the lunar calendar), King Henry II of England was born. Henry II (King of England 1133-1189) was the first king of the Plantagenet Dynasty (also known as the Anjou Dynasty) in England and the "father of law" that has long been famous in Britain and even Europe. He was originally Duke of Anjou in France, but later coerced his cousin, King Stephen of England, to make him his successor, creating the Plantagenet Dynasty (also known as the Anjou Dynasty) in England. One of the founders of British constitutionalism also plays a prominent role in the history of world legal system. His reforms in the legal system include the following points: 1. Establish a complete and fixed judicial system, consisting of the Court of Queen's Bench, the Court of Common Appeals, the Treasury and circuit courts in various places;2. Develop the writ system and legislate on real estate, debts, etc. in the way of issuing writs by the king;3. Establish criminal trial procedures, establish a jury system, abolish the "trial by trial by trial", and replace it with a judicial spirit that values evidence.