List of former national capitals

Columns: Old capital city | Country | Today a part of | From | Until | Change , reason
Ecbatana | Median Empire | Iran | 728 BC | 550 BC | captured by Cyrus the Great | Pasargadae | Persian Empire | Iran | 559 BC | 538 BC | Capital moved to Susa by Cambyses II | Susa | Persian Empire | Iran | 538 BC | 515 BC | Capital moved to Persepolis by Darius | Persepolis | Persian Empire | Iran | 515 BC | 331 BC | captured by Alexander the Great and incorporated into Macedonian Empire | Seleucia | Seleucid Empire | Iran | 305 BC | 240 BC | moved to Antioch | Antioch | Seleucid Empire | Iran | 240 BC | 64 BC | conquered by Parthia | Ctesiphon , Hecatompylos , Mithridatkird-Nisa , Asaak | Parthian Empire | Iran | 240 BC | 224 | conquered by Sassanid Empire

Example questions:
What is the capital city of this southwest Asian nation that today covers the ancient city whose name was recorded by Carsten Niebuhr ? | When did this southwest asian empire collapse that once had Qal'at Sherqat as the capital city ? | What is the population of this country in southwest asia where the largest city in the world until 610 BC is located ? | How far is this ancient city of the kingdom in southwest Asia spanning 5.5 million square kilometers located from the city of Shiraz ?

Answers:
Baghdad | between 612 BC and 609 BC | 38 million | 60 kilometres