Wednesday Wordage Nobody's business but the Turks edition

Inspired by some recent news about a coup d'etat. Soundtrack for this week's offering:

What are they known as now?

a) Formosa
b) Fort Duquesne
c) Stalingrad
d) Upper Volta
e) Batavia
f) Danzig, East Prussia

Highlight for answers
a) Taiwan
b) Pittsburgh
c) Volgograd
d) Burkina Faso
e) Djakarta
f) Gdansk, Poland

Lots of other possibilities.  Suggestions welcome in comments.