Medieval Europe and Japan under the Shoguns By JB54863 476 End of Western Roman Empire Romulus Augustulus Steps Down Period: 476 to Dec 25, 1500 Medieval Period Also known as the Middle ages Dec 24, 793 Pope Gregory elected He was a very important person of the church and reformed the church. Dec 24, 800 Charlemagne is Emperor of Holy Roman Empire Dec 24, 900 Feudalism Began (Feudalism Began) the ranking of the people.