The Middle Ages were the period in European history between 500-1500 AD. It began with the fall of the Western Roman Empire in 476 AD. Key events in the Early Middle Ages included the rise of Islam and barbarian kingdoms, as well as the rule of Charlemagne. Europe faced invasions from Vikings, Muslims, and Magyars in the 800s-900s, leading to the rise of feudalism and knights. The High Middle Ages saw increased stability, growth of towns/cities, Crusades, and the establishment of kingdoms like England and universities.