True
1055 CE
The Seljuk Turks.
Baghdad is Baghdad, there is no former name for the city, nor Persepolis or Babylon.
Iraq "had" (and still has) a capital of Baghdad Province. That capital "was" (and still is) Baghdad City. Or were you trying to ask "What country is Baghdad the capital of"? In which case the answer would be; The capital city of Iraq is Baghdad.
True
The Buyids captured Baghdad in 945CE
1055 CE
it was until Arabs backstabbed Turks.
The Seljuk Turks.
No, the Seljuk Turks didn't build their capital at Baghdad on the Tigris River. The Abbasids built their capital at Baghdad on the Tigris River.
What city did the Romans and the ottoman turks capture
Yes, it was captured in 1055,
No
Its Muslim conquerors.
Yes, as the need for a sturdy and powerful 'base' was needed for the Seljuk Turks.
The Ottoman Turks attempted to conquer the city From April 6,1453-May 29, 1453, when the siege ending with the Turks conquering the city.