- Conference "Poland between the Wars: 1918-1939"1
- Conference on Security and Cooperation in Europe1
- Conquest, Robert1
- Constitutional and Legal Policy Institute at OSI-Budapest1
- Corson, William R.1
- Council of Europe. Committee of Ministers1
- Csalog, Zsolt1
- Csurka, István1
- Curtis, Anthony R.1
- Custine, Astolphe1
- Czechoslovak Unit1
- Dahl, Robert A.1
- Dal', Vladimir Ivanovich1
- Danilewicz Zielinska, Maria1
- Davies, R. W.1
- Davis, Leslie A.1
- Dawidowicz, Lucy S.1
- Dean, Jonathan1
- Deighton, Len1
- Dejczeb, Maciej1