it was changed to istanbul. This is wrong^
Byzantium changed to Constantinople to Istanbul.
Istanbul
Isanbul was called Constantinople in the Byzantine times.
It was renamed Istanbul (meaning 'to the city') in 1930.
No one damaged Constantinople to Istanbul.As it was conquered and overrun the new rulers changed the name.
it was originally named Constantinople after king constantinople. When it was taken they changed the name.
Istanbul
The former name of Istanbul is: Constantinople Before is was renamed Constantinople (in honor of the Roman emperor Constantine, this city was called Byzantium and New Rome).
Istanbul was Constantinople now Istanbul Constantinople
It has changed name twice. Byzantium - Constantinople - Istanbul.
Constantinople was conquered by the ottoman Turks in 1453. The Turks used both the name Kostantiniyye in their official documents, and Istanbul was the was the popular name. The Europeans continued to call it Constantinople. In 1923 the Turkish government decided that Istanbul was to be the sole name of the city.