1. In 1066, William the Conqueror led the Norman invasion of England and defeated the English King Harold at the Battle of Hastings, establishing Norman rule over England and bringing feudalism to its lands.
2. Under Henry II in the 12th century, England's legal system was strengthened through the establishment of common law, trial by jury, and a unified court system.
3. The 13th century saw the development of Parliament in England as kings needed money and granted power to the nobility and commoners to tax and spend, establishing the foundations of representative democracy.