| Abbreviation | Definition |
|---|---|
| CRIPT | Contemporary Research on International Political Theory |
| CRISP | Counter-Revolutionary Intercepting Strategic Positions |
| CRNC | College Republican National Committee |
| CRP | California Republican Party |
| CRP | Center for Responsive Politics |
| CRP | Committee for the Re-election of the President |
| CRRW | Colorado River Republican Women |
| CRW | Council of Republican Women |
| CRWC | Commonwealth Republican Women's Club |
| CSA | Conway, Steuernagel, and Ahern |
| CSAF | CeskoslovenSkej Anarchistickej Federacie |
| CSAP | Center for the Study of American Politics |
| CSC | Convergencia Socialista Catalu??a |
| CSC | Convergencia Socialista Cataluña |
| CSDC | Centre for the Study of Democratic Citizenship |
| CSDG | Center for the Study of Democratic Governance |
| CSDI | Center for the Study of Democratic Institutions |
| CSDP | Center for the Study of Democratic Politics |
| CSDU | Coalition for a Secure and Democratic Ukraine |
| CSEC | Civil Society Empowerment Centre |