A/HRC/8/15 page 2 In this regard, and further to the efforts outlined in the note by the Secretariat of January 2007 (A/HRC/4/51), on 24 April 2008, the High Commissioner for Human Rights again sent a letter to those 22 States that had yet to become parties to the Convention, encouraging them to take the necessary action. The following six States have signed but not ratified the Convention: Bhutan (26 March 1973), Djibouti (14 June 2006), Grenada (17 December 1981), Guinea-Bissau (12 September 2000), Nauru (12 November 2001), Sao Tome and Principe (6 September 2000). The following 16 States have neither signed nor ratified the Convention: Angola, Brunei Darussalam, Cook Islands, Democratic People’s Republic of Korea, Dominica, Kiribati, Malaysia, Marshall Islands, Micronesia (Federated States of), Myanmar, Niue, Palau, Samoa, Singapore, Tuvalu, Vanuatu. The list of the above-mentioned States has been made public on the OHCHR website (www.ohchr.org). -----