Cocos (Keeling) Islands
Cocos (Keeling) Islands Act of 1955 (23
November 1955) as amended by the Territories Law Reform Act of 1992
Colombia
5 July 1991; amended many times
Comoros
23 December 2001
Congo, Democratic Republic of the
18 February 2006
Congo, Republic of the
approved by referendum 20 January 2002
Cook Islands
4 August 1965
Costa Rica
7 November 1949
Cote d'Ivoire
approved by referendum 23 July 2000
Croatia
adopted on 22 December 1990; revised 2000, 2001
Cuba
24 February 1976; amended July 1992 and June 2002