December 22, 2010 - Posted updated Chiefs of State and Cabinet Members of Foreign Governments with updated entries for Armenia, Barbados, Ecuador, Estonia, Holy See (Vatican City), Kyrgyzstan, Liberia, Papua New Guinea, Saint Vincent and the Grenadines, Sierra Leone, Spain, Ukraine, Vanuatu. Changes reflect updates in leadership, positions, or the spelling of officials' names in the country listings during the period 16 - 21 Dec 2010.
World Leaders - Updates for 16 - 21 Dec 2010 (https://www.cia.gov/library/publications/world-leaders-1/rss-updates/world-leaders-updates-for-16-21-dec-2010.html)