Why is it called Istanbul?

Related questions

1. Why did the Turks attack Constantinople?
2. What did Constantinople become?
3. How does Orthodox Christianity differ from Roman Catholicism?
4. Did the Roman Empire really fall?
5. Was the Byzantine Empire part of the Roman Empire?
6. Why did the Romans move to Constantinople?
7. Why was Byzantium called the new Rome?
8. Why was Constantinople sacked?
9. What was Constantinople originally called?
10. What did Suleiman do for the Ottoman Empire?

Tags

1. #emperor
2. #constantine
3. #constantinople
4. #ottoman
5. #capital
6. #roman
7. #empire
8. #turkey
9. #officially
10. #honor
11. #collapsed
12. #changed
13. #lasting
14. #republic
15. #eastern
16. #istanbul
17. #named
18. #finally