What were some achievements of the Byzantine Empire?

Related questions

1. What does Byzantine mean as an adjective?
2. What is the Byzantine religion?
3. What was the significance of icons in Byzantium?
4. What did the Byzantines do?
5. What influenced the architecture during Byzantine times?
6. What is an icon person?
7. What did the Byzantine Empire call itself?
8. Why were illuminated manuscripts created?
9. What was the Byzantine style of art?
10. What were the main characteristics of Byzantine art and architecture?

Tags

1. #empire
2. #great
3. #collapsed
4. #greek
5. #byzantine
6. #downfall
7. #other
8. #preservation
9. #russia
10. #their
11. #achievements
12. #major
13. #roman
14. #culture
15. #romans
16. #libraries
17. #along
18. #documents