Why did the Byzantine Empire end?

Related questions

1. Is Byzantium a color?
2. What is a Byzantine node?
3. What is Byzantium called now?
4. Where did the name Byzantine come from?
5. Was Constantinople Greek or Roman?
6. What is the function of Byzantine painting?
7. Was Constantine Greek or Roman?
8. Why was the Fourth Crusade a failure?
9. Was the Fourth Crusade successful?
10. What is another name for Byzantine?

Tags

1. #fighting
2. #byzantines
3. #immediate
4. #constantinople
5. #finally
6. #cause
7. #ottoman
8. #byzantine
9. #their
10. #conquest
11. #complete
12. #pressure
13. #turks
14. #empire
15. #ottomans
16. #years